"No one is harder on a talented person than the person themselves" - Linda Wilkinson ; "Trust your guts and don't follow the herd" ; "Validate direction not destination" ;

April 22, 2021

Multi-echelon Supply Chain Inventory Optimization


Key Notes
  • Supply Chain network design and Optimization
  • Process network vs Supply Chain
  • Echelon storing locations

  • Inventory depends on Lead time, Shipment frequency, Supply / Demand variability
  • Reorder point, safety stock 
  • Fixed order size / Variable order size
  • Represent policy in the model
  • Service Levels
  • Frequency / Volumes bases 

Single storage assessment
  • Re-order point
  • Fill rate based
  • Different simulation and fill rate

  • Reorder point undershoot
  • Using Fill rate
  • Reorder point for fixed Q

Multiechelon challenges






Learnings
Features to consider
  • Reorder point, safety stock 
  • Fixed order size / Variable order size
  • Number of Replenishment cycles
  • Nominal lead time + downstream distribution time
Keep Thinking!!!

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