Direct material mix variance definition

What is the Direct Material Mix Variance?

Direct material mix variance is the difference between the budgeted and actual mixes of direct material costs used in a production process. This variance isolates the aggregate unit cost of each item, excluding all other variables. The variance is useful for determining whether a lower-cost mix of materials can be used to create a product. The concept only yields useful information when it is possible to alter the mix of materials without reducing the quality of the resulting product below a minimum level.

How to Calculate the Direct Material Mix Variance

To calculate the direct material mix variance, subtract the standard cost of a standard mix of direct material costs from the standard cost of the actual mix. The formula is as follows:

Standard cost of actual mix - Standard cost of standard mix
= Direct material mix variance 

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