Coffee extraction yield
Calculate extraction from measured TDS, dry dose and beverage mass. Drag the graph handles to change inputs and explore the result.
Your inputs
The editable example is illustrative. Enter your own dimensions, operating data, prices, and fees. Results update as you edit.
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How it works
- Extraction yield = × /
Input and formula key
Your result
Complete the inputs to see your result.
Assumptions and limitations
Use a coffee refractometer’s TDS percentage, not Brix or a water-quality meter. Beverage mass is the collected drink, not input water. The result estimates dissolved solids, not caffeine or taste. Example: 18 g coffee, 36 g drink and 10% TDS give 20% extraction.
Sources
- Barista Hustle — coffee extraction algebra Sources reviewed: 2026-10-21
