FM – L2 – Q108 – Inventory Management

Ravens Limited (RV) imports a high-value component for its manufacturing process. The following data, relating to the component, has been extracted from RV’s records for the last twelve months:

Maximum usage in a month 300 units
Minimum usage in a month 150 units
Average usage in a month 225 units
Maximum lead time 6 weeks
Minimum lead time 2 weeks

Required
Calculate the average stock level for the component.

Average stock level:

Average stock level = minimum level + 1/2 (reorder quantity)

As minimum level is not given, it will be computed as follows:

Re-order level = maximum usage × maximum lead time

Re-order level = 300 × 6 = 1,800 units.

Minimum level = Re-order level – (average usage × average lead time)

Minimum level = 1,800 – (225 × (6 + 2) / 2) = 900 units.

Therefore, Average stock level = 900 + (1/2 × 750) = 1,275 units.