Keg Calculator

Calculate servings, costs, and profitability for your keg purchases. Perfect for draft beer planning and inventory management.

Keg Details

Typical: 2-5%
First pour, cleaning

Results

Enter keg details and click "Calculate" to see your results.

Quick Reference

Standard Keg Sizes & Pour Yields

Half Barrel

15.5 gallons

~165 (12oz) | ~124 (16oz)

Quarter Barrel

7.75 gallons

~82 (12oz) | ~62 (16oz)

Sixth Barrel

5.16 gallons

~55 (12oz) | ~41 (16oz)

Cornelius

5 gallons

~53 (12oz) | ~40 (16oz)

Spillage & Waste Guidelines

Typical Spillage Rates

  • Experienced staff: 2-3%
  • Average operation: 3-5%
  • New staff/busy periods: 5-8%
  • Poor equipment: 8-15%

Reducing Waste

  • • Proper staff training
  • • Regular tap maintenance
  • • Optimal beer temperature
  • • Clean lines and glasses
  • • Correct CO2 pressure