Amazon Order Contribution Margin Calculator
Estimate an order's contribution margin from your own inputs. The calculation happens in your browser; this page does not send the numbers to QarBexOS.
Formula: sale revenue − refunds − product cost consumed − marketplace fees − shipping/fulfilment − attributed advertising − other order costs.
This is an educational margin estimate, not operating profit, tax, or cash received. Use actual statement lines and your inventory records. For a saleable returned item, adjust the product-cost input to reflect the inventory value recovered.
Estimated contribution margin
32.0% of revenue after refunds
All default values are illustrative and match the worked order-profit example. Check the current Amazon India seller fee guidance for the actual fee categories that apply to your orders. Reviewed 23 September 2026.