Contribution margin per unit is the amount by which a product's unit selling price exceeds its variable cost per unit.

Contribution Margin Per Unit

The selling price per unit minus the variable cost per unit, representing the portion of sales revenue that is not consumed by variable costs and contributes to covering fixed costs.

Unit Selling Price

The price at which one unit of a product or service is sold to the customer.

Variable Cost

A variable cost changes in proportion to the level of output or activity, in contrast to a fixed cost which remains constant regardless of activity.