About the Inventory Turnover Calculator
Inventory turnover ratio and days inventory outstanding from COGS and average inventory.
Also known as: stock turnover, inventory turns, dio calculator, inventory turnover ratio.
How to use this calculator
- Enter cost of goods sold, beginning inventory, ending inventory.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Turnover = COGS ÷ average inventory
Worked example
Using the values pre-filled in the calculator above:
- Cost of goods sold = 600,000
- Beginning inventory = 90,000
- Ending inventory = 110,000
the calculator returns:
- Inventory turnover: 6 ×
- Days inventory outstanding: 60.8 days