Harley Davidson purchases components from three suppliers. Components purchased

Question

Harley Davidson purchases components from three suppliers. Components purchased from Supplier A are priced at $ 5 each and used at the rate of 240,000 units per year. Components purchased from Supplier B are priced at $ 4 each and are used at the rate of 30,000 units per year. Components purchased from Supplier C are priced at $ 5 each and used at the rate of 10,800 units per year. Currently Harley purchases a separate truckload from each supplier. As part of its JIT drive, Harley has decided to aggregate purchases from the three suppliers. The trucking company charges a fixed cost of $ 400 for the truck with an additional charge of $100 for each stop. Thus, if Harley asks for a pickup from only one supplier, the trucking company charges $ 500; from two suppliers it charges $ 600; and from three suppliers it charges $ 700. Harley incurs a holding cost of 20% (of the price) for each component. What is the minimal annual inventory cost of the new aggregate replenishment strategy ? What is the minimal annual inventory cost of the Harley

Explanation / Answer

New Supplier A Supplier B Supplier C Demand              200,000                50,000                22,800 Price per unit $5 $4 $5 Total Cost $1,000,000 $200,000 $114,000 Assume per load truck to be 4000 Truck cost $25,000 $6,250 $2,850 Total Cost for inventory $1,025,000 $206,250 $116,850 Existing Supplier A Supplier B Supplier C Demand              200,000                50,000                22,800 Price per unit $5 $4 $5 Total Cost $1,000,000 $200,000 $114,000 Holding Cost $200,000 $40,000 $22,800 Total Cost for inventory $1,200,000 $240,000 $136,800 Saving $175,000 $33,750 $19,950

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