When to use this calculator
Measure how often average inventory is sold during a reporting period. Use inventory measured at cost and values from the same accounting period.
Explore the work & operations calculators for other questions in this topic. For a related calculation, use the Labour Productivity Calculator: Find output per labour hour.
PUTTING IT INTO PRACTICE
Inventory Turnover: a worked example
The values below are an illustrative example, not a recommendation. Replace them with measurements or assumptions that match your question.
| Input | Example value |
|---|---|
| Cost of goods sold | 120,000 |
| Average inventory value | 20,000 |
| Result | 6 times |
- Check the input labels and enter the example values above.
- Apply the relationship: Turnover = cost of goods sold ÷ average inventory.
- The result is 6 times, rounded for display.
How to interpret your result
Use inventory measured at cost and values from the same accounting period.
Keep output and labour measures tied to the same period. Capacity is an assumption that may depend on staffing and process conditions. Average productivity and turnover can conceal seasonal peaks and bottlenecks.
Frequently asked questions
Does more output per hour always mean better performance?
Not by itself. Quality, rework, safety, cost and constraints can change the practical value of a productivity increase.
How do I use the inventory turnover calculator?
Enter cost of goods sold, average inventory value. The result updates automatically. Use the units shown beside each input; the example values illustrate the method.
Which formula does this calculator use?
Turnover = cost of goods sold ÷ average inventory.
What should I check before using the result?
Use inventory measured at cost and values from the same accounting period.
How are results rounded?
Scalar numbers display up to six decimal places, with scientific notation for very large or small values. Text, fraction, date and schedule outputs use the format described on the tool. Intermediate calculations use JavaScript floating-point arithmetic. Keep sensible precision for your measurements.
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