Dairy & Frozen Food Manufacturing worked example

Pasteurization Throughput at 65% expected pasteurizer uptime: a worked example

Suppose expected pasteurizer uptime falls to 65%. This page works the full calculation at that level so you can see exactly which result moves and by how much. Calculate usable pasteurizer throughput for milk, cream, yogurt mix, ice cream mix, or dairy-based sauces after uptime and quality losses.

The inputs for this scenario

  • Pasteurized product per cycle: 4 gal or lb / cycle (held at the documented default)
  • Available pasteurizer cycles or batches: 480 cycles (held at the documented default)
  • Expected pasteurizer uptime: 65 % (the input this scenario stresses; the baseline uses 90)
  • Quality release yield after pasteurization: 97 % (held at the documented default)

Working through the calculation

  • The calculation starts from the formula this tool documents: Nameplate pasteurized volume = pasteurized product per cycle × available pasteurizer cycles or batches.
  • Released pasteurized throughput works out to 1,211 gal or lb at these inputs, and this is the headline figure for the scenario.
  • Nameplate pasteurized volume works out to 1,920 gal or lb at these inputs.
  • Pasteurizer downtime loss works out to 672 gal or lb at these inputs.
  • Quality or divert loss works out to 37.44 gal or lb at these inputs.

How this compares with the baseline

  • Against the tool's baseline example, where expected pasteurizer uptime sits at 90% and the headline result is 1,676 gal or lb, this scenario comes in 27.78% below the baseline at 1,211 gal or lb.
  • It multiplies per-cycle volume by available cycles to get nameplate volume, then applies uptime and release yield to give the product volume you can actually ship. When the numbers land here, the stressed input is the lever to work; the walkthrough above shows exactly how much each output recovers as it climbs back toward the baseline.

Results at a glance

  • Released pasteurized throughput: 1,211 gal or lb (headline result)
  • Nameplate pasteurized volume: 1,920 gal or lb
  • Pasteurizer downtime loss: 672 gal or lb
  • Quality or divert loss: 37.44 gal or lb

Run it with your numbers

  • To rerun this with your own numbers, open the live Pasteurization Throughput calculator, set expected pasteurizer uptime to your actual value, and adjust the remaining inputs to match your operation.

Last reviewed 2026-05-12.