Profit metric

Contribution margin

The share of net revenue left after variable costs and ad spend.

Updated 9 October 2026Open in Marginful

On this page

The share of net revenue left after variable costs and ad spend.

Contribution margin = Contribution profit ÷ Net revenue

How it is calculated

  • Empty (—) when net revenue is zero.

Reading it

  • Format: Percentage.
  • Higher is better (an increase is shown in green).
  • The change against the previous period is shown in percentage points.

Where it appears

  • Overview and Dashboards — add it from the metric picker (Profit group).

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Contribution margin · Marginful Docs