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Calculators

Calculators for Inventory Planning Explained.

Estimate the stock level at which replenishment should be triggered from average demand, lead time and a safety-stock allowance.

Estimate a simple safety-stock allowance using peak and average demand/lead-time assumptions.

Estimate how many days current usable inventory can cover at an assumed daily demand rate.

Estimate annual inventory turnover and average days inventory is held from cost-of-goods and average inventory values.

Estimate annual carrying cost from average inventory value and a user-supplied carrying-cost percentage.

Estimate the classic economic order quantity from annual demand, order/setup cost and annual holding cost per unit.

Estimate how many extra units and days of coverage a percentage demand buffer adds to lead-time demand.

Estimate daily and weekly counting workload from location counts, annual count frequency and working days.