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Days Inventory Outstanding Calculator

Estimate inventory holding days from cost of goods sold.

Use a consistent reporting periodCheck the calculation below

Your business figures

Runs on your device

METRIC SNAPSHOT

Your result

Let’s calculate.

Use the Calculate button to see your result.

Review the method below for assumptions and conventions.

How to use this tool

  1. Enter average inventory, cost of goods sold, days in period.
  2. Select Calculate to view the result.
  3. Check the method and assumptions below before using the result.

The method, explained

DIO = average inventory/cost of goods sold × days in period.

A WORKED EXAMPLE

Using average inventory = 30000 money, cost of goods sold = 180000 money, days in period = 365 days, the result is 60.8333333 days. Change these example inputs to match your task; use the method above to check each step.

What to keep in mind

Use consistent currencies, reporting periods and accounting definitions. This arithmetic estimate excludes items not entered in the form.

Common questions

Which inputs does this calculation need?

Estimate inventory holding days from cost of goods sold. Enter average inventory in money, cost of goods sold in money, days in period in days. The filled example is editable and is not a saved personal record.

How should I interpret the result?

Use consistent currencies, reporting periods and accounting definitions. This arithmetic estimate excludes items not entered in the form.

Methodology maintained by ClarityKit. How these tools are built and checked.