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Reorder Point & Safety Stock Calculator

Work out safety stock and the reorder point for any raw material from daily usage and supplier lead time, and see how many days of cover you have right now.

Consumption

Supplier

Right now

Reorder point

1,200 kg

Set this as the low-stock alert for the item.

Safety stock

605 kg

Covers a peak-usage week with a late supplier.

Demand during average lead time595 kg
Demand in the worst case1,200 kg
Days of cover today7.5 days
StatusOrder now

Below the reorder point. Raise the purchase order today.

How it's calculated

  1. 01Safety stock = (peak daily usage × longest lead time) − (average daily usage × average lead time).
  2. 02Reorder point = (average daily usage × average lead time) + safety stock.
  3. 03Days of cover = current stock ÷ average daily usage.
  4. 04Raise the purchase order when stock on hand drops to the reorder point. Set this as the low-stock alert level for the item.

Read next

Stop calculating by hand

Real-time inventory intelligence.

A live register of every item — quantity, value, batch code, and a complete movement history. Low-stock alerts warn you before shortages hit.

See the Inventory module →

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