Inventory Turnover Calculator
Estimate inventory turnover, turnover days, days of supply, sell-through rate, reorder point, and replenishment gap.
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Inventory turnover estimate
Estimate turnover times, turnover days, days of supply, sell-through rate, and suggested reorder point.
Inventory status
Enough stock23.7 days
Days current stock can cover at the current sales pace
Turnover times
0.91
Units sold / average inventory
Turnover days
32.8 days
Lower means faster turnover
Daily sales
28.7 units
Units sold / days
Sell-through rate
55.84%
Sold / available stock
- Average inventory
- 940 units
- Suggested reorder point
- 321 units
- Current replenishment gap
- 0 units
- Replenishment lead time
- 7 days
- Safety stock
- 120 units
Calculation Formula
Average inventory = (opening inventory + ending inventory) / 2.
Turnover times = units sold / average inventory.
Reorder point = daily sales x lead time + safety stock.
FAQ
Are lower turnover days always better?
Usually lower means faster movement, but too low can cause stockouts. Consider lead time and safety stock together.
How is reorder point calculated?
A common formula is daily sales x replenishment lead time + safety stock.