Two alternative inventory plans with different order quantities (Q) Inventory level 200 Plan A 200 Demand (D) = 350 items per year Plan B 50 Q50 0.1 yr 0.4 yr Time

Purchasing and Supply Chain Management
6th Edition
ISBN:9781285869681
Author:Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson
Publisher:Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson
Chapter16: Lean Supply Chain Management
Section: Chapter Questions
Problem 10DQ: The chapter presented various approaches for the control of inventory investment. Discuss three...
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In the following sawtooth inventory profile diagram, two inventory plans with different order quantities (Q) and different frequencies of delivery are shown; order quantity for Plan A = 200 units and Plan B = 50 units.

i). Total demand (D) is 350 units, the holding cost per unit (Ch) is equal to (£0.8) and the ordering cost per order (Co) is (£12.5). Calculate the total costs for each plan and state which one is more preferable along with the reason why. 

ii). There is a stark difference in the composition of the total costs of Plans A and B. Explain this difference and why it occurs. Use the breakdown of costs for each plan to help illustrate your answer.

Two alternative inventory plans with different
order quantities (Q)
Inventory level
200 Plan A
200
Demand (D) = 350 items per year
Plan B
50 Q50
0.1 yr
0.4 yr
Time
Transcribed Image Text:Two alternative inventory plans with different order quantities (Q) Inventory level 200 Plan A 200 Demand (D) = 350 items per year Plan B 50 Q50 0.1 yr 0.4 yr Time
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