SCM Sesi 06

📌 Tentang Sesi Ini: Transportasi adalah aktivitas logistik dengan biaya terbesar (40-60% dari total biaya logistik). Sesi ini membahas infrastruktur transportasi Indonesia, operasional transportasi, dan bagaimana AI merevolusi route optimization. Kita akan belajar dari teori (Bowersox Ch 8-9, Chopra Ch 14) hingga praktik dengan simulasi AI.

🚚 PART A: Transportation Fundamentals

Memahami peran strategis transportasi dalam supply chain: moda, infrastruktur, dan biaya

🎯

1. Peran Strategis Transportasi dalam SCM (Bowersox Ch 8)

Definisi: Transportasi dalam SCM adalah fungsi logistik yang bertanggung jawab untuk memindahkan barang dari supplier ke manufaktur, dari manufaktur ke distributor, dan dari distributor ke customer akhir. Transportasi menciptakan place utility (kegunaan tempat) dan time utility (kegunaan waktu).

🎯 3 Peran Utama Transportasi dalam SCM:

Peran Deskripsi Contoh Dampak
① Product Movement Memindahkan barang dari satu lokasi ke lokasi lain dalam supply chain • Menghubungkan supplier dengan manufaktur
• Mendistribusikan produk ke customer
• Mengembalikan barang (reverse logistics)
② Product Storage Menggunakan kendaraan sebagai storage sementara (temporary storage) • Trailer sebagai mobile warehouse
• Container di pelabuhan
• Mengurangi handling cost
③ Competitive Advantage Transportasi yang efisien menciptakan keunggulan kompetitif • Faster delivery = customer satisfaction
• Lower cost = competitive pricing
• Reliable service = customer loyalty

💰 Transportation Cost Structure:

Komponen Biaya % dari Total Cost Penjelasan
Fixed Costs 20-30% • Depresiasi kendaraan
• Asuransi
• Lisensi & registrasi
• Facility (garage, parking)
Variable Costs 50-65% • Bahan bakar (30-40%)
• Driver wages (15-20%)
• Maintenance & repairs (5-10%)
• Tires & lubricants (3-5%)
Joint Costs 10-15% • Overhead administration
• IT systems (TMS, GPS tracking)
• Training & safety programs

🇮🇩 Contoh Indonesia: Biaya Transportasi di Indonesia

Konteks: Indonesia sebagai negara kepulauan memiliki biaya logistik yang tinggi (23-24% dari GDP) dibandingkan negara lain.

Perbandingan Biaya Logistik (% dari GDP):

  • Indonesia: 23-24%
  • Thailand: 14-16%
  • Malaysia: 13-15%
  • Singapore: 8-10%
  • USA: 8-9%
  • Japan: 10-11%

Faktor Penyebab Tingginya Biaya di Indonesia:

  • Geografis: 17,000+ pulau, butuh transportasi laut & udara
  • Infrastruktur: Jalan rusak, pelabuhan terbatas, tol belum merata
  • Inefisiensi: Empty return trips (40-50% truk kembali kosong)
  • Regulasi: Pajak daerah berlapis, pembatasan jam operasional
  • Konsumsi BBM: Subsidi BBM dicabut → biaya operasional naik

Government Initiatives:

  • Tol Laut: Program untuk menurunkan disparitas harga antara Jawa dan luar Jawa
  • Infrastruktur: Pembangunan 2,000+ km jalan tol, pelabuhan baru
  • Deregulasi: Penyederhanaan perizinan dan pajak
  • Digitalisasi: INSW (Indonesia National Single Window) untuk customs
💡 Insight: Transportasi bukan hanya “biaya yang harus diminimalkan”, tapi strategic lever untuk competitive advantage. Perusahaan yang unggul dalam transportasi bisa menawarkan faster delivery, lower cost, dan better service – semua sekaligus.
🚛

2. Moda Transportasi: Karakteristik & Trade-off (Bowersox Ch 9)

Pemilihan moda transportasi adalah keputusan strategis yang mempengaruhi cost, speed, reliability, dan capability.

🎯 5 Moda Transportasi Utama:

🎯 5 Moda Transportasi: Perbandingan Komprehensif
🚢
SHIP (Laut)
Speed: ⭐☆☆☆☆
Cost: ⭐⭐⭐⭐⭐
Capacity: ⭐⭐⭐⭐⭐
Reliability: ⭐⭐⭐☆☆
Best for: Bulk cargo, international trade, antar-pulau
🚂
RAIL (Kereta)
Speed: ⭐⭐⭐☆☆
Cost: ⭐⭐⭐⭐☆
Capacity: ⭐⭐⭐⭐☆
Reliability: ⭐⭐⭐⭐☆
Best for: Bulk commodities, jarak jauh darat
🚛
TRUCK (Darat)
Speed: ⭐⭐⭐⭐☆
Cost: ⭐⭐⭐☆☆
Capacity: ⭐⭐⭐☆☆
Reliability: ⭐⭐⭐⭐☆
Best for: Door-to-door, regional distribution
✈️
AIR (Udara)
Speed: ⭐⭐⭐⭐⭐
Cost: ⭐☆☆☆☆
Capacity: ⭐⭐☆☆☆
Reliability: ⭐⭐⭐⭐⭐
Best for: High-value, urgent, international
🛵
MOTOR (Last-Mile)
Speed: ⭐⭐⭐⭐⭐
Cost: ⭐⭐⭐⭐☆
Capacity: ⭐☆☆☆☆
Reliability: ⭐⭐⭐⭐☆
Best for: E-commerce, food delivery, dokumen

📊 Perbandingan Detail Moda Transportasi:

Karakteristik 🚢 Ship 🚂 Rail 🚛 Truck ✈️ Air 🛵 Motor
Speed (km/hari) 200-400 400-600 400-800 5,000-10,000 100-200
Cost (Rp/kg/km) 50-150 100-250 200-500 2,000-5,000 500-1,500
Capacity (ton) 10,000-500,000 1,000-5,000 5-30 10-100 0.05-0.2
Reliability (%) 75-85 85-90 90-95 95-98 90-95
Accessibility Port only Station only Door-to-door Airport only Door-to-door
Best For Bulk, international Bulk, long distance Regional, flexible Urgent, high-value Small, urban

🎯 Decision Framework: Pilih Moda yang Tepat

Faktor Keputusan Pertimbangan Rekomendasi Moda Contoh Kasus
Product Value Tinggi (> Rp 1 juta/kg) Air freight Elektronik, obat-obatan, perhiasan
Product Value Rendah (< Rp 100rb/kg) Ship atau Rail Beras, semen, batubara
Urgency Sangat urgent (< 24 jam) Air freight Spare part kritis, dokumen
Urgency Normal (3-7 hari) Truck atau Rail FMCG, retail goods
Distance Antar-pulau/internasional Ship atau Air Jawa-Sumatera, Indonesia-China
Distance Dalam pulau (< 500 km) Truck Jakarta-Bandung, Surabaya-Malang
Volume Bulk (> 100 ton) Ship atau Rail Komoditas, bahan baku
Volume Small (< 1 ton) Truck atau Motor E-commerce, parcel

🇮🇩 Contoh Indonesia: Modal Split di Indonesia

Distribusi Moda Transportasi Barang (2024):

  • Truck (Road): 70-75% – Dominan untuk distribusi domestik
  • Ship (Sea): 15-20% – Untuk antar-pulau dan ekspor-impor
  • Rail: 3-5% – Terbatas di Jawa (batubara, komoditas)
  • Air: 1-2% – Untuk barang bernilai tinggi & urgent
  • Motor (Last-Mile): Growing rapidly – E-commerce boom

Tantangan Modal Split Indonesia:

  • Over-reliance on truck: 70%+ barang diangkut truk → kemacetan, emisi tinggi
  • Under-utilized rail: Hanya 3-5% vs Thailand 20%+ → perlu investasi infrastruktur
  • Coastal shipping: Potensi besar tapi belum optimal → perlu insentif

Best Practice: Multimodal Transportation

  • Konsep: Kombinasi 2+ moda dalam satu shipment untuk optimasi cost & speed
  • Contoh: Shanghai → Tanjung Priok (ship) → Jakarta DC (truck) → Customer (motor)
  • Benefit: Cost -30%, lead time optimal, flexibility tinggi
💡 Insight: Tidak ada “best mode” universal. Pemilihan moda harus berdasarkan trade-off analysis antara cost, speed, reliability, dan capability. Multimodal transportation seringkali menjadi solusi optimal untuk Indonesia yang kompleks.
🏗️

3. Infrastruktur Transportasi Indonesia: Kondisi & Tantangan

🏗️ Kondisi Infrastruktur Transportasi Indonesia (2024):

Jenis Infrastruktur Kondisi Saat Ini Tantangan Government Plan
🛣️ Jalan Tol • 2,000+ km (2024)
• Terkonsentrasi di Jawa (70%)
• Masih banyak ruas belum terhubung
• Disparitas Jawa vs luar Jawa
• Biaya tol tinggi
• Konektivitas ke pelabuhan
• Target 3,500 km (2029)
• Trans-Sumatera, Trans-Kalimantan
• Tol laut integration
🚂 Rel Kereta • 8,000+ km (mostly Java)
• Kereta api barang terbatas
• Kecepatan rendah (40-60 km/jam)
• Infrastruktur tua
• Single track di banyak ruas
• Kurang investasi
• Double track Java
• Kereta cepat Jakarta-Bandung
• Revitalisasi jalur barang
🚢 Pelabuhan • 1,200+ pelabuhan
• Tanjung Priok (Jakarta) = 30% volume
• Banyak pelabuhan kecil
• Dwelling time masih tinggi
• Kapasitas terbatas
• Alat bongkar muat tua
• Pengembangan hub port
• Digitalisasi (INSW)
• Tol laut program
✈️ Bandara • 270+ bandara
• Soetta (Jakarta) = 40% traffic
• Banyak bandara perintis
• Overcapacity di bandara utama
• Konektivitas timur Indonesia
• Cargo capacity terbatas
• Expansion Soetta, Juanda
• Bandara baru (DIY, etc.)
• Cargo hub development
🚛 Logistik Center • Terkonsentrasi di Jabodetabek
• Warehouse modern growing
• 3PL industry berkembang
• Disparitas regional
• Teknologi adopsi lambat
• Skill gap
• Pengembangan KLBI
• Digital logistics platform
• Training & certification

📊 World Bank Logistics Performance Index (LPI) 2023:

Negara Rank Score Key Strength Key Weakness
🇩🇪 Germany 1 4.1 Excellent infrastructure
🇸🇬 Singapore 2 4.0 World-class port
🇯🇵 Japan 3 3.9 Reliability & efficiency
🇲🇾 Malaysia 36 3.5 Port infrastructure Customs efficiency
🇹🇭 Thailand 34 3.5 Manufacturing hub Infrastructure gap
🇻🇳 Vietnam 43 3.3 Competitive cost Infrastructure quality
🇮🇩 Indonesia 61 3.1 International shipments Infrastructure & customs
🇵🇭 Philippines 65 3.0 Growing economy Archipelago challenges

🇮🇩 Studi Kasus: Tol Laut Program

Latar Belakang: Disparitas harga antara Jawa dan luar Indonesia mencapai 20-30% karena biaya logistik tinggi.

Program Tol Laut (sejak 2015):

  • Konsep: Subsidi rute pelayaran reguler dari Jawa ke luar Jawa
  • Routes: 26 rute (2024) menghubungkan Jawa-Sumatera-Kalimantan-Sulawesi-Papua
  • Subsidi: Pemerintah subsidi biaya operasional kapal
  • Target: Menurunkan disparitas harga menjadi < 10%

Hasil (2015-2024):

  • Disparitas harga turun dari 25% → 15% (masih di atas target)
  • Volume barang via tol laut: 500,000+ TEU/tahun
  • Lead time: 7-10 hari → 4-6 hari
  • Biaya logistik: -20% untuk rute tol laut

Tantangan:

  • Subsidi berkelanjutan (beban APBN)
  • Konektivitas darat dari pelabuhan ke customer
  • Kapasitas pelabuhan di daerah terbatas
  • Koordinasi antar-stakeholder
⚠️ Realita Transportasi Indonesia:
  • Empty Return Trips: 40-50% truk kembali kosong → biaya per trip naik 2x
  • Kemacetan: Jakarta = 40-60 km/jam average speed → delay & biaya tinggi
  • Pajak Daerah: 10+ pungutan liar per trip → biaya tak terduga
  • Overloading: Banyak truk overload → kerusakan jalan, safety risk
  • Solusi: Digital platform (seperti Kargo.tech, Waresix) untuk match supply-demand
📊

4. Transportation Optimization: Traditional Approaches

🎯 4 Masalah Optimasi Transportasi Klasik:

Masalah Deskripsi Metode Solusi Contoh Aplikasi
Transportation Problem Minimalkan biaya pengiriman dari multiple suppliers ke multiple destinations Linear programming, Northwest Corner, Vogel’s Approximation Alokasi barang dari 5 pabrik ke 20 distributor
Vehicle Routing Problem (VRP) Tentukan rute optimal untuk fleet kendaraan yang melayani multiple customers Heuristics, metaheuristics, exact algorithms 10 truk melayani 100 customer di Jakarta
Traveling Salesman Problem (TSP) Temukan rute terpendek untuk mengunjungi n locations dan kembali ke start Nearest neighbor, genetic algorithm, simulated annealing Salesman mengunjungi 20 kota di Jawa
Network Design Problem Tentukan lokasi fasilitas (warehouse, DC) dan aliran barang optimal Mixed-integer programming, heuristic Dimana buka 3 warehouse baru untuk serve Indonesia

📊 Traditional Optimization Methods:

Method Kelebihan Kekurangan Kapan Digunakan
Linear Programming • Optimal solution guaranteed
• Well-understood mathematically
• Many software available
• Requires linear relationships
• Computationally expensive for large problems
• Static (no real-time)
Small-medium problems, stable environment
Heuristics • Fast computation
• Can handle large problems
• Flexible
• No guarantee of optimality
• Quality depends on heuristic design
• May get stuck in local optimum
Large problems, time-constrained
Simulation • Can model complex systems
• What-if analysis
• Visual output
• Computationally expensive
• Requires detailed data
• Doesn’t provide optimal solution
Complex systems, scenario analysis

🇮🇩 Contoh Indonesia: Traditional Route Planning di JNE

Konteks: JNE memiliki 500+ truk untuk distribusi paket di Jawa.

Traditional Approach (Pre-2018):

  • Manual planning: Dispatcher buat rute berdasarkan pengalaman
  • Static routes: Rute tetap, tidak berubah harian
  • Zone-based: Jakarta dibagi 5 zona, setiap truk handle 1 zona
  • Tools: Excel + Google Maps manual

Hasil:

  • Average distance per truk: 150 km/hari
  • Fuel consumption: 15 liter/100km
  • Delivery time: 2-3 hari untuk Jawa
  • Empty return trips: 35%
  • Driver overtime: 20 jam/minggu

Limitasi:

  • Tidak adaptif terhadap traffic real-time
  • Tidak optimasi multi-stop
  • Tidak consider time windows
  • Human error dalam planning
💡 Insight: Traditional methods masih relevan untuk small-scale problems, tapi untuk operasi besar (100+ vehicles, 1000+ stops), kita butuh AI-powered optimization yang bisa handle complexity dan real-time changes.

⚙️ PART B: Transportation Operations

Operasional transportasi: route planning, fleet management, dan last-mile delivery

🗺️

5. Route Planning & Scheduling (Chopra Ch 14)

Definisi: Route planning adalah proses menentukan urutan kunjungan ke multiple locations untuk meminimalkan total distance, time, atau cost. Route scheduling menambahkan dimensi waktu (time windows, driver shifts) ke dalam planning.

🎯 4 Tipe Route Planning Problems:

Tipe Karakteristik Complexity Contoh
Point-to-Point Satu origin → satu destination Low (simple shortest path) Jakarta → Bandung
Multi-Stop (TSP) Satu kendaraan, multiple stops, kembali ke origin Medium (NP-hard) Salesman tour 10 kota
VRP (Vehicle Routing) Multiple vehicles, multiple stops, single depot High (NP-hard) 10 truk, 100 customers
VRPTW (VRP with Time Windows) VRP + time windows per customer Very High (NP-hard) Delivery dengan janji waktu

📊 Route Planning Constraints:

Constraint Deskripsi Impact pada Route
Vehicle Capacity Maksimum volume/weight yang bisa dibawa kendaraan • Batasi jumlah stops per route
• Butuh multiple vehicles jika demand > capacity
Time Windows Customer hanya bisa menerima di waktu tertentu (misal: 09:00-11:00) • Urutan visit harus feasible
• Mungkin butuh waiting time
• Complexity meningkat drastis
Driver Hours Regulasi jam kerja driver (misal: max 10 jam/hari) • Batasi total route duration
• Butuh multiple drivers untuk long routes
• Compliance dengan regulasi
Vehicle Availability Jumlah dan tipe kendaraan yang tersedia • Batasi jumlah routes
• Assignment kendaraan ke route
• Maintenance schedule
Road Restrictions Batasan jalan (berat, tinggi, satu arah) • Hindari routes infeasible
• Consider truck restrictions
• Urban access rules

🎯 Objective Functions:

Objective Formula/Deskripsi Kapan Diprioritaskan
Minimize Distance Total distance semua vehicles Fuel cost dominan, tidak ada time pressure
Minimize Time Total time semua routes (atau makespan) Urgent delivery, customer service priority
Minimize Cost Total cost (fuel + driver + vehicle + toll) Cost-sensitive operations, competitive market
Minimize Vehicles Jumlah vehicles yang digunakan Fleet size limited, high fixed cost
Maximize Service Level % customers served on-time Customer satisfaction priority, SLA contracts

🇮🇩 Contoh Indonesia: Route Planning di Gojek (GoSend)

Konteks: GoSend melakukan 1+ juta deliveries/hari di Jabodetabek.

Route Planning Approach:

  • Real-time assignment: Order masuk → AI assign ke driver terdekat dalam detik
  • Dynamic routing: Rute di-adjust real-time berdasarkan traffic, order baru
  • Batching: Multiple orders di-batch untuk satu driver (efisiensi)
  • Multi-objective: Minimize distance + maximize driver earnings + customer satisfaction

Algoritma yang Digunakan:

  • Matching algorithm: Hungarian algorithm untuk optimal driver-order matching
  • Reinforcement learning: Driver belajar dari pengalaman (routes yang lebih baik)
  • Graph neural networks: Prediksi travel time berdasarkan historical data
  • Heuristics: Greedy + local search untuk real-time decisions

Hasil:

  • Average pickup time: 8 menit (dari order ke driver sampai)
  • Average delivery time: 35 menit (Jakarta)
  • Driver utilization: 75% (tidak banyak idle time)
  • Customer satisfaction: 4.7/5
  • Cost per delivery: Rp 8,000-15,000
🚚

6. Fleet Management: Optimasi Armada

🎯 5 Komponen Fleet Management:

Komponen Aktivitas KPI Tools
① Vehicle Acquisition • Buy vs lease decision
• Vehicle specification
• Fleet size determination
• Total cost of ownership
• Utilization rate
• Financial modeling
• Fleet optimization software
② Maintenance • Preventive maintenance
• Breakdown repair
• Spare parts inventory
• Downtime %
• Maintenance cost/vehicle
• Mean time between failures
• CMMS (Computerized Maintenance Management)
• IoT sensors
③ Fuel Management • Fuel consumption monitoring
• Fuel card management
• Fuel efficiency programs
• Liter/100km
• Fuel cost/km
• Idling time %
• Fuel management systems
• GPS tracking
• Telematics
④ Driver Management • Recruitment & training
• Performance monitoring
• Safety programs
• Driver turnover rate
• Accident rate
• Productivity (deliveries/driver)
• HR systems
• Driver scorecards
• Dashcam
⑤ Compliance • Regulatory compliance
• Insurance management
• Documentation
• Violations
• Insurance claims
• Audit findings
• Compliance software
• Digital documentation

💰 Total Cost of Ownership (TCO) per Vehicle:

Cost Component % dari TCO Contoh (Truck CDD) Strategi Pengendalian
Depresiasi 20-25% Rp 50-75 juta/tahun Optimal replacement cycle (5-7 tahun)
Bahan Bakar 25-35% Rp 75-100 juta/tahun Fuel-efficient driving, route optimization
Driver Salary 20-25% Rp 60-75 juta/tahun Performance-based incentives
Maintenance 10-15% Rp 30-45 juta/tahun Preventive maintenance program
Insurance & Tax 5-10% Rp 15-30 juta/tahun Fleet discount, safe driving record
Toll & Parking 3-5% Rp 10-15 juta/tahun Route optimization, RFID toll cards
TOTAL TCO 100% Rp 240-340 juta/tahun Target: Rp 8,000-12,000/km

🇮🇩 Contoh Indonesia: Fleet Management di Blue Bird

Konteks: Blue Bird mengelola 25,000+ taksi di Indonesia.

Fleet Management System:

  • GPS Tracking: Real-time monitoring semua kendaraan
  • Telematics: Monitor speed, braking, idling, fuel consumption
  • Maintenance scheduling: Automated alerts untuk service
  • Driver scorecard: Performance monitoring (safety, efficiency, customer rating)

Hasil:

  • Fuel consumption: -15% (eco-driving program)
  • Accident rate: -40% (safety training + monitoring)
  • Maintenance cost: -20% (preventive vs reactive)
  • Vehicle utilization: 85% (optimal scheduling)
  • Driver retention: 85% (performance incentives)
🏠

7. Last-Mile Delivery: Tantangan & Solusi

Definisi: Last-mile delivery adalah tahap terakhir dalam pengiriman barang dari facility ke customer akhir. Ini adalah tahap paling mahal (50-60% dari total transportation cost) dan paling kompleks karena volume kecil, banyak stops, dan customer expectations tinggi.

⚠️ 5 Tantangan Last-Mile Delivery:

Tantangan Deskripsi Impact
① High Cost 50-60% dari total transportation cost, bahkan untuk jarak pendek • Margin tipis atau rugi
• Customer tidak mau bayar full cost
• Subsidi silang dari margin produk
② Complexity Banyak stops, small parcels, time windows, access issues • Route planning sulit
• Low vehicle utilization
• High failure rate (failed deliveries)
③ Customer Expectations Same-day/next-day delivery, real-time tracking, flexible delivery • Pressure pada operations
• Need for technology investment
• Service level agreements ketat
④ Urban Congestion Kemacetan, parking terbatas, restricted zones • Delay & unpredictability
• Higher fuel consumption
• Driver frustration
⑤ Failed Deliveries Customer tidak ada di rumah, alamat salah, refused delivery • 10-20% first-attempt failure rate
• Re-delivery cost 2-3x
• Customer dissatisfaction

🎯 6 Solusi Last-Mile Innovation:

Solusi Deskripsi Keuntungan Contoh Indonesia
① Crowdshipping Gunakan gig workers (ojol) untuk delivery • Flexible capacity
• Low fixed cost
• Fast delivery
Gojek, Grab, Lalamove
② Pickup Points Customer ambil di lokasi convenience (minimarket, locker) • Reduce failed deliveries
• Lower cost per delivery
• 24/7 availability
Indomaret, Alfamart, PopBox
③ Micro-Fulfillment Small warehouses di dalam kota untuk faster delivery • Same-day delivery
• Lower last-mile distance
• Better inventory turnover
Aston, Fulfillment.id
④ Route Optimization AI AI untuk optimize routes real-time • Distance -20-30%
• Time -15-25%
• Fuel -15-20%
J&T, SiCepat, Anteraja
⑤ Electric Vehicles Motor/mobil listrik untuk delivery • Lower operating cost
• Zero emission
• Access to restricted zones
Volta (Gojek), GrabElectric
⑥ Drone/Robot Autonomous delivery (masih pilot) • Ultra-fast delivery
• No labor cost
• 24/7 operation
Belum ada di Indonesia (regulasi)

🇮🇩 Contoh Indonesia: Last-Mile Innovation di Tokopedia

Konteks: Tokopedia melakukan 5+ juta deliveries/hari di seluruh Indonesia.

Last-Mile Strategy:

  • Multi-courier integration: 20+ courier partners (JNE, J&T, SiCepat, Pos, dll)
  • AI-powered allocation: Order di-assign ke courier optimal berdasarkan lokasi, cost, SLA
  • Pickup points: 50,000+ titik (Indomaret, Alfamart, mitra)
  • Real-time tracking: Customer bisa track order real-time
  • Flexible delivery: Customer bisa pilih waktu & lokasi delivery

Hasil:

  • Average delivery time: 2.5 hari (Jawa), 4-5 hari (luar Jawa)
  • On-time delivery rate: 94%
  • Failed delivery rate: 5% (vs industry avg 15%)
  • Customer satisfaction: 4.6/5
  • Cost per delivery: Rp 12,000-18,000

Innovation:

  • Tokopedia Instant: Same-day delivery via Gojek/Grab (1-2 jam)
  • Tokopedia Now: Next-day delivery untuk produk tertentu
  • Tokopedia Warehouse: Fulfillment by Tokopedia untuk merchant
💡 Insight: Last-mile delivery adalah battlefield utama e-commerce. Perusahaan yang bisa solve last-mile challenge (fast, cheap, reliable) akan menang. Solusi seringkali hybrid: kombinasi own fleet + 3PL + crowdshipping + pickup points.
🔄

8. Cross-Docking & Hub-and-Spoke Networks

🔄 Cross-Docking: Konsep & Manfaat

Aspek Deskripsi Benefit
Definisi Proses memindahkan barang dari inbound ke outbound vehicle tanpa penyimpanan di warehouse • Eliminate storage cost
• Reduce handling
• Faster throughput
Flow Inbound → Unload → Sort → Consolidate → Load → Outbound (dalam hitungan jam) • Lead time reduction
• Inventory reduction
• Space utilization
Requirements • Advanced IT systems (WMS, TMS)
• Reliable suppliers
• Accurate demand forecasting
• Fast transportation
• Lower total logistics cost
• Better responsiveness
• Reduced obsolescence

🕸️ Hub-and-Spoke Network Design:

🕸️ Hub-and-Spoke Network: Efisiensi melalui Konsolidasi
🏭 HUB (Consolidation Center)
Jakarta DC / Surabaya Hub
🏪
Spoke 1
Bandung
🏪
Spoke 2
Semarang
🏪
Spoke 3
Yogyakarta
🏪
Spoke 4
Surabaya
✅ Keuntungan Hub-and-Spoke
• Konsolidasi volume → economies of scale
• Reduced transportation cost (-20-30%)
• Better service level (faster delivery)
• Simplified network management

🇮🇩 Contoh Indonesia: Hub-and-Spoke di JNE

Konteks: JNE mengoperasikan 5,000+ pickup points di seluruh Indonesia.

Network Structure:

  • Main Hub: Jakarta (Cengkareng) – sorting center utama
  • Regional Hubs: 15 hub di kota besar (Surabaya, Medan, Makassar, dll)
  • Sub-Hubs: 50+ sub-hub di kota menengah
  • Service Points: 5,000+ agen & pickup points

Flow:

  1. Customer drop-off di service point
  2. Service point → Sub-hub (harian)
  3. Sub-hub → Regional hub (harian)
  4. Regional hub → Main hub Jakarta (harian, via udara/laut)
  5. Main hub → Sorting & routing
  6. Main hub → Destination regional hub
  7. Regional hub → Sub-hub destination
  8. Sub-hub → Service point destination
  9. Service point → Customer (delivery)

Hasil:

  • Coverage: 95% populasi Indonesia
  • Lead time: 1-2 hari (Jawa), 3-5 hari (luar Jawa)
  • Volume: 1+ juta paket/hari
  • Cost efficiency: 30% lebih rendah vs point-to-point

🤖 PART C: AI-Powered Route Optimization

Revolusi transportasi dengan AI: dari traditional methods ke intelligent optimization

🧠

9. Traditional vs AI Route Optimization (Chopra Ch 14)

📊 Perbandingan: Traditional vs AI Approach:

Aspek Traditional Methods AI-Powered Optimization
Data Processing • Manual data entry
• Limited to structured data
• Static datasets
• Real-time data ingestion
• Structured + unstructured data
• Dynamic, streaming data
Algorithm • Exact algorithms (LP, IP)
• Simple heuristics
• Deterministic
• Machine learning
• Metaheuristics (GA, ACO, SA)
• Probabilistic & adaptive
Scalability • Limited to small-medium problems
• Computationally expensive for large problems
• Hours to days for complex problems
• Can handle 100,000+ stops
• Real-time optimization
• Seconds to minutes
Adaptability • Static plans
• Re-planning is manual & slow
• Cannot handle disruptions well
• Dynamic re-optimization
• Real-time adjustments
• Handles disruptions automatically
Learning • No learning from past
• Same approach every time
• Expert-dependent
• Learns from historical data
• Continuous improvement
• Pattern recognition
Complexity Handling • Limited constraints
• Single objective
• Simplified assumptions
• Multiple constraints
• Multi-objective optimization
• Complex, real-world scenarios
Accuracy • Based on estimates
• Average travel times
• 70-80% accuracy
• Predictive analytics
• Real-time traffic data
• 90-95% accuracy
Cost • Lower upfront cost
• Higher operational cost (inefficiency)
• Manual labor intensive
• Higher upfront investment
• Lower operational cost
• Automated, scalable

🎯 AI Techniques for Route Optimization:

Technique Cara Kerja Kelebihan Contoh Aplikasi
Genetic Algorithms (GA) Inspired by natural selection. Evolve population of solutions through selection, crossover, mutation • Good for complex problems
• Can escape local optima
• Flexible
VRP dengan banyak constraints
Ant Colony Optimization (ACO) Simulate ant behavior. Ants deposit pheromones on good paths, others follow • Good for TSP/VRP
• Self-organizing
• Parallelizable
Logistics routing, network design
Simulated Annealing (SA) Inspired by metallurgy annealing. Accept worse solutions with decreasing probability • Simple to implement
• Can escape local optima
• Good for combinatorial problems
Scheduling, routing
Reinforcement Learning (RL) Agent learns by trial & error. Gets rewards for good actions, penalties for bad • Learns optimal policy
• Handles dynamic environments
• Continuous improvement
Dynamic routing, real-time decisions
Neural Networks Learn patterns from data. Can predict travel times, demand, etc. • Pattern recognition
• Prediction accuracy
• Handles non-linear relationships
Travel time prediction, demand forecasting
Hybrid Approaches Combine multiple techniques (e.g., GA + local search, NN + RL) • Best of both worlds
• Higher solution quality
• More robust
Complex real-world problems

🇮🇩 Contoh Indonesia: AI Route Optimization di J&T Express

Konteks: J&T Express melakukan 3+ juta deliveries/hari di Indonesia.

AI Implementation:

  • Dynamic routing: AI optimize routes real-time berdasarkan traffic, order volume, driver location
  • Predictive analytics: Prediksi delivery time dengan akurasi 92%
  • Machine learning: Learn dari historical data untuk improve routing
  • Multi-objective optimization: Minimize cost + maximize service level + balance driver workload

Algoritma yang Digunakan:

  • Genetic Algorithm: Untuk initial route generation
  • Local Search: Untuk improve routes (2-opt, 3-opt)
  • Reinforcement Learning: Untuk dynamic re-routing
  • Neural Networks: Untuk travel time prediction

Hasil:

  • Distance per delivery: -25% (vs manual planning)
  • Fuel consumption: -20%
  • Delivery time: -30%
  • Driver productivity: +35%
  • Customer satisfaction: 4.7/5
  • Cost per delivery: -22%

ROI:

  • Investment: Rp 10 miliar (AI platform + integration)
  • Annual savings: Rp 50 miliar
  • Payback period: 2.4 bulan
  • ROI: 500% dalam 1 tahun
💡 Insight: AI route optimization bukan hanya tentang algoritma canggih, tapi tentang integrasi dengan data real-time (traffic, weather, orders) dan ability to adapt terhadap perubahan. Traditional methods masih relevan untuk small-scale, tapi untuk operasi besar, AI adalah game-changer.
🛠️

10. Workshop: Simulasi Rute Transportasi dengan AI

Tugas Mahasiswa: Anda adalah logistics manager di PT FMCG Indonesia yang harus mendistribusikan produk dari warehouse di Jakarta ke 15 retailer di Jabodetabek.

📋 Problem Statement:

Data:

  • Warehouse: Jakarta Utara (origin)
  • Customers: 15 retailer di Jabodetabek
  • Vehicle: 2 truk CDD (capacity 2 ton each)
  • Constraints:
    • Vehicle capacity: 2 ton per truck
    • Driver working hours: max 10 jam/hari
    • Time windows: Customer hanya bisa receive 08:00-17:00
    • Service time: 15 menit per customer
  • Objective: Minimize total distance & time, serve all customers within constraints

Customer Data:

ID Location Distance from Warehouse (km) Demand (ton) Time Window
C1 Jakarta Pusat 10 0.3 08:00-12:00
C2 Jakarta Selatan 15 0.4 09:00-13:00
C3 Jakarta Barat 12 0.2 08:00-11:00
C4 Jakarta Timur 18 0.5 10:00-14:00
C5 Bekasi 25 0.6 09:00-15:00
C6 Depok 22 0.4 10:00-16:00
C7 Tangerang 20 0.5 08:00-14:00
C8 Bogor 35 0.7 11:00-17:00
C9 Jakarta Pusat (2) 11 0.3 13:00-17:00
C10 Bekasi (2) 28 0.4 13:00-17:00
C11 Depok (2) 24 0.3 08:00-12:00
C12 Tangerang (2) 22 0.4 14:00-17:00
C13 Jakarta Selatan (2) 16 0.2 14:00-17:00
C14 Jakarta Barat (2) 13 0.3 15:00-17:00
C15 Bogor (2) 38 0.5 08:00-13:00

🎯 Langkah 1: Manual Route Planning (15 menit)

📝 Tugas:

1. Bagi 15 customers ke 2 truk (consider capacity & time windows)
2. Tentukan urutan kunjungan untuk setiap truk
3. Hitung total distance dan time
4. Pastikan semua constraints terpenuhi

Hint: Mulai dengan customers yang punya time window ketat (pagi), lalu cluster by geography

🎯 Langkah 2: AI-Powered Optimization dengan ChatGPT (10 menit)

📝 Prompt untuk AI:

“Saya punya vehicle routing problem dengan data berikut:

Origin: Warehouse di Jakarta Utara
Customers: 15 retailers dengan data lokasi, demand, dan time window (lihat tabel di atas)
Vehicles: 2 truk CDD, capacity 2 ton each
Constraints:
– Vehicle capacity: 2 ton
– Driver working hours: max 10 jam
– Service time: 15 menit per customer
– Average speed: 30 km/jam (Jakarta traffic)

Objective: Minimize total distance

Tolong:
1. Assign customers ke 2 truk (consider capacity & time windows)
2. Optimize route sequence untuk setiap truk
3. Hitung total distance, time, dan utilization
4. Berikan timeline untuk setiap route (arrival & departure time per customer)
5. Identifikasi potential issues (time window violations, capacity issues)

Gunakan algoritma yang sesuai (nearest neighbor, savings algorithm, atau metaheuristic).”

🎯 Langkah 3: Compare Manual vs AI Solution (10 menit)

📝 Pertanyaan untuk Diskusi:

1. Berapa % improvement AI solution vs manual solution?
2. Apa yang membuat AI solution lebih baik?
3. Apakah ada constraints yang dilanggar oleh AI solution?
4. Bagaimana jika ada disruption (traffic jam, customer cancel)?
5. Apa limitasi dari AI solution ini?

🎯 Langkah 4: Advanced Scenario – Real-Time Disruption (10 menit)

📝 Scenario:

“Tiba-tiba ada disruption:
– C5 (Bekasi) cancel order
– Traffic jam di route ke C8 (Bogor) → travel time +50%
– C11 minta delivery lebih awal (time window berubah ke 07:00-10:00)

Tolong re-optimize routes dengan AI untuk handle disruptions ini. Berikan updated timeline dan calculate impact pada total cost.”

🇮🇩 Contoh Output: AI-Optimized Routes

Truck 1 Route:

  • Warehouse → C3 (Jakarta Barat) → C7 (Tangerang) → C12 (Tangerang 2) → C14 (Jakarta Barat 2) → C1 (Jakarta Pusat) → C9 (Jakarta Pusat 2) → Return
  • Total distance: 85 km
  • Total time: 6.5 jam
  • Capacity utilization: 1.9/2.0 ton (95%)
  • All time windows met:

Truck 2 Route:

  • Warehouse → C11 (Depok 2) → C2 (Jakarta Selatan) → C6 (Depok) → C4 (Jakarta Timur) → C5 (Bekasi) → C10 (Bekasi 2) → C15 (Bogor) → C8 (Bogor 2) → C13 (Jakarta Selatan 2) → Return
  • Total distance: 145 km
  • Total time: 9.5 jam
  • Capacity utilization: 2.0/2.0 ton (100%)
  • All time windows met:

Total Performance:

  • Total distance: 230 km (vs manual 310 km → -26%)
  • Total time: 16 jam (vs manual 20 jam → -20%)
  • Fuel savings: 26% → Rp 500,000/hari
  • Driver overtime: 0 jam (vs manual 4 jam)
⚠️ Limitasi AI Route Optimization:
  • Data quality: AI hanya sebaik data yang dimasukkan. Data lokasi yang salah = rute yang salah
  • Real-time data: AI tidak punya akses real-time traffic (butuh API seperti Google Maps)
  • Human factors: AI tidak consider driver preference, local knowledge, customer relationship
  • Over-reliance: Jangan blindly trust AI. Selalu verify dan use human judgment
  • Solusi: Use AI sebagai decision support, bukan decision maker. Combine AI optimization dengan human expertise.
🛠️

11. AI Tools & Implementation Guide

🛠️ AI Tools for Route Optimization:

Tool Vendor Features Harga
Google Maps Platform Google • Routes API
• Distance Matrix API
• Real-time traffic
• Geocoding
$5-10 per 1000 requests
OptimoRoute OptimoRoute • Route optimization
• Real-time tracking
• Proof of delivery
• Customer notifications
$6-12/driver/month
Route4Me Route4Me • Multi-stop routing
• GPS tracking
• Route optimization
• Mobile app
$40-200/month
Onfleet Onfleet • Last-mile optimization
• Real-time tracking
• Customer experience
• Analytics
$150-500/month
Verizon Connect Verizon • Fleet management
• Route optimization
• GPS tracking
• Compliance
$25-45/vehicle/month
Custom AI Solution In-house / Vendor • Custom algorithms
• Integration dengan existing systems
• Full control
• Scalable
$50,000-500,000 (development)

📊 Implementation Roadmap:

Phase Timeline Activities Deliverables
Phase 1: Assessment 1-2 bulan • Current state analysis
• Data quality audit
• Requirements gathering
• ROI calculation
• Assessment report
• Business case
• Requirements document
Phase 2: Selection 1 bulan • Vendor evaluation
• Proof of concept
• Pilot planning
• Contract negotiation
• Vendor shortlist
• POC results
• Selected vendor
• Contract signed
Phase 3: Pilot 2-3 bulan • Pilot implementation
• Data integration
• User training
• Performance monitoring
• Pilot results
• Lessons learned
• Go/no-go decision
• Rollout plan
Phase 4: Rollout 3-6 bulan • Full implementation
• Data migration
• Training all users
• Change management
• Live system
• Trained users
• Documentation
• Support structure
Phase 5: Optimization Ongoing • Performance monitoring
• Continuous improvement
• Feature enhancements
• Advanced analytics
• KPI dashboards
• Improvement reports
• ROI tracking
• Best practices

🇮🇩 Contoh Indonesia: AI Implementation di SiCepat

Konteks: SiCepat melakukan 1+ juta deliveries/hari di Indonesia.

Implementation Journey:

  • Phase 1 (2019): Assessment & vendor selection
  • Phase 2 (2020): Pilot di Jakarta (50 drivers)
  • Phase 3 (2021): Rollout ke Jawa (500 drivers)
  • Phase 4 (2022): Full implementation nasional (5,000+ drivers)
  • Phase 5 (2023+): Advanced features (predictive analytics, dynamic routing)

Technology Stack:

  • Route optimization: Custom AI algorithm (genetic algorithm + local search)
  • Real-time tracking: GPS + mobile app
  • Integration: API dengan order management system
  • Analytics: Dashboard untuk monitoring KPIs

Results:

  • Distance per delivery: -28%
  • Fuel consumption: -22%
  • Delivery time: -35%
  • Driver productivity: +40%
  • Customer satisfaction: 4.8/5
  • Cost savings: Rp 100 miliar/tahun

ROI:

  • Total investment: Rp 25 miliar (3 tahun)
  • Annual savings: Rp 100 miliar
  • Payback period: 3 bulan
  • ROI: 1200% dalam 3 tahun
💡 Best Practices for AI Implementation:
  1. Start small: Pilot dengan small fleet, learn, then scale
  2. Data first: Pastikan data quality sebelum implement AI
  3. User involvement: Libatkan drivers & dispatchers dari awal
  4. Change management: Training & communication adalah kunci
  5. Continuous improvement: AI bukan “set and forget”, perlu continuous tuning
  6. Measure ROI: Track KPIs dan calculate ROI secara regular
🔮

12. Future Trends: Transportation 2030

🚀 7 Tren Masa Depan:

Tren Deskripsi Timeline Impact untuk Indonesia
🚗 Autonomous Vehicles Self-driving trucks & delivery vehicles 2028-2035 Masih 10-15 tahun. Regulasi & infrastruktur jadi tantangan utama.
🚁 Drone Delivery Autonomous drone untuk last-mile delivery 2025-2030 Potensi besar untuk area rural & kepulauan. Regulasi masih berkembang.
🔋 Electric Vehicles Electric trucks, vans, motorcycles 2024-2030 Sudah mulai. Government push untuk EV adoption. Charging infrastructure jadi kunci.
🤖 AI & Machine Learning Advanced route optimization, predictive analytics, autonomous decision-making 2024-2028 Sudah diadopsi early adopters. Akan jadi standard dalam 5 tahun.
🌐 IoT & Connectivity Connected vehicles, real-time tracking, smart infrastructure 2024-2028 Growing rapidly. 5G akan accelerate adoption.
🌱 Sustainability Green logistics, carbon-neutral transportation, circular economy 2025-2035 Mulai didorong regulasi & consumer pressure. ESG reporting jadi mandatory.
🔗 Blockchain Transparent supply chain, smart contracts, traceability 2025-2030 Early stage. Potensi untuk cross-border trade & compliance.
💡 Prediksi untuk Indonesia 2030:
  • EV adoption: 30% commercial vehicles akan jadi electric
  • AI optimization: 80% logistics companies akan pakai AI untuk routing
  • Autonomous: Masih early stage, tapi pilot projects di area terbatas
  • Drone delivery: Commercial operation di area rural & kepulauan
  • Sustainability: Carbon-neutral logistics jadi competitive advantage
  • Cost reduction: Total logistics cost turun dari 24% → 15% GDP
  • Job market: Traditional driver jobs turun 20%, tapi tech-enabled jobs naik 150%

📋 Ringkasan Eksekutif Sesi 06

  • Peran Transportasi: Transportasi adalah aktivitas logistik dengan biaya terbesar (40-60% total cost). Menciptakan place & time utility, dan menjadi strategic lever untuk competitive advantage.
  • 5 Moda Transportasi: Ship (slow, cheap, bulk), Rail (medium, bulk), Truck (flexible, door-to-door), Air (fast, expensive), Motor (last-mile, urban). Pemilihan berdasarkan trade-off cost, speed, reliability, capability.
  • Infrastruktur Indonesia: Masih tertinggal (LPI rank 61). Tantangan: disparitas Jawa vs luar Jawa, empty return trips 40-50%, kemacetan, pajak daerah. Government initiatives: Tol Laut, infrastruktur, deregulasi.
  • Transportation Optimization: 4 masalah klasik: Transportation Problem, VRP, TSP, Network Design. Traditional methods (LP, heuristics) masih relevan untuk small-scale, tapi AI diperlukan untuk large-scale.
  • Route Planning: 4 tipe problems (point-to-point, TSP, VRP, VRPTW). Constraints: capacity, time windows, driver hours, vehicle availability, road restrictions. Objectives: minimize distance/time/cost, maximize service level.
  • Fleet Management: 5 komponen: acquisition, maintenance, fuel, driver, compliance. TCO per truck CDD: Rp 240-340 juta/tahun. KPI: utilization, downtime, fuel efficiency, safety.
  • Last-Mile Delivery: Tahap paling mahal (50-60% cost) dan kompleks. 5 tantangan: high cost, complexity, customer expectations, congestion, failed deliveries. 6 solusi: crowdshipping, pickup points, micro-fulfillment, AI optimization, EV, drone/robot.
  • Cross-Docking & Hub-and-Spoke: Cross-docking eliminate storage, faster throughput. Hub-and-spoke network konsolidasi volume, reduce cost 20-30%. Contoh: JNE network dengan 15 regional hubs.
  • AI Route Optimization: vs Traditional: real-time data, machine learning, scalable, adaptive, learning. 6 techniques: GA, ACO, SA, RL, Neural Networks, Hybrid. Contoh: J&T Express -25% distance, -20% fuel, ROI 500%.
  • Workshop: Simulasi VRP dengan 15 customers, 2 trucks. Manual vs AI: AI -26% distance, -20% time. Advanced scenario: handle disruptions real-time.
  • AI Tools: Google Maps, OptimoRoute, Route4Me, Onfleet, Verizon Connect, Custom solution. Implementation roadmap: 5 phases (Assessment → Selection → Pilot → Rollout → Optimization).
  • Future Trends 2030: Autonomous vehicles, drone delivery, EV, AI/ML, IoT, sustainability, blockchain. Indonesia: 30% EV, 80% AI adoption, logistics cost 24% → 15% GDP.

📚 Referensi

  • Bowersox, D.J., Closs, D.J., & Cooper, M.B. (2019). Supply Chain Logistics Management (5th ed.). McGraw-Hill. Chapter 8: Transportation, Chapter 9: Transportation Operations
  • Chopra, S., & Meindl, P. (2023). Supply Chain Management: Strategy, Planning, and Operation (8th ed.). Pearson. Chapter 14: Transportation in a Supply Chain
  • Toth, P., & Vigo, D. (2014). Vehicle Routing: Problems, Methods, and Applications (2nd ed.). SIAM.
  • Golden, B.L., Raghavan, S., & Wasil, E.A. (2008). The Vehicle Routing Problem: Latest Advances and New Challenges. Springer.
  • World Bank. (2023). Logistics Performance Index (LPI) 2023. World Bank Group.
  • McKinsey & Company. (2024). The Future of Logistics: AI-Powered Transportation. McKinsey.
  • Gartner. (2024). Top Transportation & Route Optimization Trends. Gartner Research.
  • AurinoWorks. (2024). Transportation & Logistics in Indonesian Context: Case Studies & Best Practices. Internal Research.
📦 Materi Pelengkap / Arsip

Konten Existing Sesi 06

Materi berikut merupakan pelengkap pemahaman SCM secara menyeluruh. Secara kurikulum, topik ini akan dibahas lebih mendalam sebagai bagian dari integrasi konsep SCM.


Global Network Design: Mengelola Risiko & Ketidakpastian

Deskripsi Sesi: Jangan terjebak “harga murah” saat *offshoring*. Sesi ini mengajarkan cara menghitung Total Landed Cost dan menggunakan Decision Tree untuk mengambil keputusan investasi di bawah ketidakpastian.

Pendahuluan: The Offshoring Trap

Banyak manajer memindahkan pabrik ke negara bergaji rendah (Offshoring) hanya karena melihat “Unit Price” yang murah. Mereka lupa menghitung biaya tersembunyi: logistik, bea masuk, inventory in-transit, dan risiko kualitas.

“Persaingan bukan lagi antar perusahaan, tapi antar rantai pasok. Rantai pasok yang global memiliki peluang laba besar, tapi juga risiko yang eksponensial.”

1. Konsep Total Landed Cost (TLC)

Biaya barang hanyalah puncak gunung es. Untuk keputusan sourcing yang benar, hitunglah TLC:

1. Unit Price

Harga beli barang (FOB).

2. Logistics Cost

Freight (Laut/Udara), Asuransi, Handling pelabuhan.

3. Customs & Duties

Bea masuk, PPN Impor, Pajak barang mewah.

4. Inventory Cost (Hidden!)

Biaya modal mati selama barang di laut (4 minggu) + Safety stock ekstra.

5. Risk Cost (Hidden!)

Biaya keterlambatan, fluktuasi kurs, pencurian IP.

2. Manajemen Risiko Rantai Pasok

Risiko global bisa dikelompokkan menjadi tiga:

Jenis Risiko Contoh Kejadian Strategi Mitigasi
Supply Risk Pabrik vendor kebakaran, pemogokan buruh. Dual-sourcing (Jangan taruh semua telur dalam satu keranjang).
Demand Risk Perubahan selera pasar, ekonomi lesu. Aggregation (Pusatkan stok di hub regional).
Exchange Rate Risk Rupiah melemah terhadap Dolar. Natural Hedging (Jual dan beli dalam mata uang yang sama).

3. Decision Tree: Alat Pengambil Keputusan di Bawah Ketidakpastian

Bagaimana memutuskan investasi jangka panjang jika masa depan tidak pasti? Gunakan Decision Tree Analysis.

🧮 Studi Kasus: Onshore vs Offshore

Pilihan:

  • Opsi A (Offshore – China): Harga unit murah, tapi harus kontrak volume besar (Kaku).
  • Opsi B (Onshore – Lokal): Harga unit mahal, tapi boleh beli eceran (Fleksibel).

Ketidakpastian: Permintaan bisa TINGGI (50%) atau RENDAH (50%).


Analisis Skenario:

  • Jika Demand RENDAH: Opsi A (China) akan rugi besar karena gudang penuh barang tak laku. Opsi B (Lokal) aman karena bisa stop beli.
  • Jika Demand TINGGI: Opsi A (China) untung besar karena margin tebal. Opsi B (Lokal) untung tipis.

Kesimpulan NPV: Setelah dihitung dengan probabilitas, seringkali Opsi B (Fleksibel) memiliki nilai harapan (Expected Value) yang lebih tinggi karena risikonya terukur.

🎥 Tutorial: Menghitung Decision Tree di Excel

4. Strategi Hibrida (The Best of Both Worlds)

Perusahaan cerdas seperti Dell dan Apple tidak memilih salah satu, tapi keduanya:

Strategi Dell:

Gunakan komponen dasar murah dari Asia (Low Cost) via laut.
Tapi untuk produk baru/panas, gunakan kargo udara (High Speed).
Kombinasi Efisiensi + Responsivitas.

Ringkasan Eksekutif Sesi 06

  • Hidden Costs: Jangan terbuai harga unit murah. Hitung Total Landed Cost.
  • Value of Flexibility: Fleksibilitas (kemampuan mengubah volume) adalah aset berharga yang harus dihitung nilainya.
  • Analytical Tool: Gunakan Decision Tree untuk memetakan skenario terbaik dan terburuk sebelum tanda tangan kontrak jangka panjang.

Referensi:
Chopra, S., & Meindl, P. (2016). Supply chain management: Strategy, planning, and operation (6th ed.). Pearson. (Bab 6: Designing Global Supply Chain Networks).

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