DB DAX Function (Financial)

Returns the depreciation of an asset for a specified period using the fixed-declining balance method.


DB ( <Cost>, <Salvage>, <Life>, <Period> [, <Month>] )
Parameter Attributes Description

The initial cost of the asset.


The value at the end of the depreciation (sometimes called the salvage value of the asset).


The number of periods over which the asset is being depreciated (sometimes called the useful life of the asset).


The period for which you want to calculate the depreciation. Period must use the same units as life.

Month Optional

The number of months in the first year. If omitted, it is assumed to be 12.

Return values

Scalar A single decimal value.

Last update: Oct 15, 2021   » Contribute   » Show contributors

Contributors: Alberto Ferrari, Marco Russo

Microsoft documentation: https://docs.microsoft.com/en-us/dax/db-function-dax

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Context Transition

This function performs a Context Transition if called in a Row Context. Click to read more.

Row Context

This expression is executed in a Row Context. Click to read more.


Not recommended

The use of this function is not recommended. See Remarks and Related functions for alternatives.

Not recommended

The use of this parameter is not recommended.


This function is deprecated. Jump to the Alternatives section to see the function to use.


This parameter is deprecated and its use is not recommended.

DirectQuery compatibility

Limitations are placed on DAX expressions allowed in measures and calculated columns.
The state below shows the DirectQuery compatibility of the DAX function.


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