Yeast starter calculator — Brewery Manager

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Yeast starter calculator Cell count and starter volume

Liquid yeast loses viability over time. The calculator estimates the number of living cells and calculates whether — and how large — a yeast starter is needed.

Production date

Cells in package (billion)

Brew volume (L)

OG (e.g. 1.055)

Beer type (pitching rate)

Starter type

Fill in the fields to calculate.

Viability: 100% − 0.8% per day. Growth rate: White Labs/Wyeast model. DME: 100 g/L starter to approx. 1.037 SG.