How to use this calculator
- Enter opening inventory cost, net purchases and eligible freight, cost of goods sold.
- Choose a display currency, then select Calculate. Results also update after a brief pause while you edit.
- Read the result with the assumptions below. Export details or save a second scenario to compare your choices.
Formula and method
Ending inventory=opening inventory+net purchases−COGS.
Assumptions and limitations
All figures must use the same inventory valuation policy and cost basis; shrinkage must be reflected in your inputs.
Worked example
With opening inventory cost = 20000, net purchases and eligible freight = 50000, cost of goods sold = 45000, ending inventory is approximately 25000.
What the result means
Reconcile stock cost over a reporting period.
Common questions
How should I interpret ending inventory?
Reconcile stock cost over a reporting period.
What should I check before using this result?
All figures must use the same inventory valuation policy and cost basis; shrinkage must be reflected in your inputs.
Methodology and transparency
Calculation specification reviewed on 2026-10-14. Mathematical implementation is tested against independent reference fixtures. This does not imply review by a licensed financial professional. Read the testing and precision policy.