Biology

Animal Mortality Rate Calculator

Find mortality rate as a percentage of a herd or flock.

Calculated Output

Mortality rate (%) 2.4

Survival rate (%) 97.6

Formula: rate = deaths ÷ total × 100

Step-by-Step Breakdown

1. Values used:

2. Deaths = 12

3. Total animals = 500

5. Mortality rate = 2.4%

6. Survival rate = 97.6%

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The math behind it

mortality rate = deaths ÷ total animals × 100.

12 of 500 → 2.4%.

Over a period?

Use the starting population for the period you're measuring.