A hair care retailer needs to finalize the purchasing plans for a new hair care product. Following information is provided by the purchasing director regarding the product’s supply.
Ordering costs = $60/order
Holding costs = $12 /unit/year
Lead-time = 2 weeks
Unit cost = $80/unit
Demand = 200 units/week
Number of weeks per year = 50
Currently, retailer plans to order once each two weeks during its 50-week year. What is the total cost of ordering and holding these goods under this system? What is the total cost?
How many units should the purchasing director order at one time to minimize the total annual cost of purchasing and carrying? (What is the EOQ?)
When should the product be ordered? (What is the reorder point?)
What is the cost of ordering and holding goods using the EOQ? How does it compare to the cost in (a)?
The retailer decides to keep 1 week’s demand as safety stock to buffer the uncertainty in supply.
What is the safety inventory? How does the EQO and Reorder point change with safety stock?
What is the cost of ordering and holding goods if safety inventory is kept?
