Keg Yield and Serving Calculator

Calculate realistic servings per keg, estimate how many kegs an event requires, and account for foam, spills, samples, and other product loss.

Serving Assumptions

Select a keg size or enter a custom volume, then adjust serving and event assumptions.

Keg Volume Total liquid volume of one keg in U.S. gallons.

Gallons

Serving Size Nominal ounces poured into each glass, cup, or tasting vessel.

Ounces

Product Loss Estimated beer lost to foam, spills, over-pouring, samples, line cleaning, and unusable product.

Number of Guests Estimated number of people expected to drink draft beer.

Guests

Servings Per Guest Average number of servings expected for each beer-drinking guest.

Servings

Kegs Available Number of full kegs currently available for the event.

Kegs

Estimated serving yield and event requirements based on the values entered.

After estimated product loss

Theoretical Servings

Before product loss

Usable Beer Per Keg

Gallons after loss

Event Servings Needed

Based on guest assumptions

Kegs Required

Rounded up to full kegs

Total Available Servings

From entered keg count

Expected Remaining Beer

Gallons after expected servings

Total Beer Available 0 gallons

Expected Beer Consumption 0 gallons

Serving Surplus or Shortage 0

Guests Supported 0

Enter your event assumptions to estimate keg requirements.