Inventory Turnover Calculator
This calculator computes inventory turnover ratio to measure stock management efficiency.
- Formula: Inventory Turnover = Cost of Goods Sold / Average Inventory.
Figures are estimates from this calculator’s standard formula — adjust the inputs in the tool below for your exact number.
How Inventory Turnover Calculation Works
Inventory turnover measures how many times a company sells and replaces its inventory during a period. Higher turnover indicates efficient inventory management - products sell quickly without sitting in warehouses. Lower turnover may indicate overstocking or slow sales.
- 1
Step 1
Enter Cost of Goods Sold (COGS) for the period
- 2
Step 2
Input average inventory value (beginning + ending / 2)
- 3
Step 3
Calculator divides COGS by average inventory
- 4
Step 4
View turnover ratio and days to sell inventory
- 5
Step 5
Compare to industry benchmarks to assess performance
Use Cases
Inventory Efficiency Analysis
Measure how efficiently inventory is being managed and identify opportunities for improvement.
Product Performance
Compare turnover across product categories to identify fast-moving and slow-moving items.
Working Capital Management
Optimize inventory levels to free up cash while maintaining adequate stock for sales.
Supplier Negotiations
Use turnover data to negotiate better terms with suppliers based on ordering patterns.
Tips
- 1
Typical turnover varies by industry: Grocery 12-15x, Retail 6-8x, Manufacturing 3-5x
- 2
Days Sales of Inventory (DSI) = 365 / Turnover Ratio shows average days to sell inventory
- 3
Compare turnover year-over-year and to industry averages for meaningful analysis
- 4
Higher isn't always better - too high may indicate stockouts and lost sales
- 5
Track turnover by product category for actionable insights
Common Mistakes
Using Revenue Instead of COGS
Point-in-Time Inventory
Ignoring Seasonality
Cross-Industry Comparisons
FAQs
What is a good inventory turnover ratio?
How do I calculate days to sell inventory?
Is higher or lower inventory turnover better?
How can I improve inventory turnover?
What if my turnover is too low?
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