Espresso Extraction Calculator

Use this calculator to determine extraction yield for espresso

Use this calculator to determine Extraction Yield % of your espresso – the percentage of ground coffee dissolved during brewing.

You will need an espresso/coffee refractometer to measure the TDS %. 

For filter coffee, use this calculator instead.

Your espresso


You are brewing at a ratio of 1 to

This ratio is also known as an EBF of %

Your coffee is % extracted