Pet Age in Human Years Calculator
Convert pet age to human years.
Enter values above — results appear instantly as you type.
Formula
Cat: 1y=15, 2y=24, +4/yr; Dog: 2y=24, +4/5/6 by size
Example
5y medium dog ≈ 39 human years.
Convert pet age to human years.
Cat: 1y=15, 2y=24, +4/yr; Dog: 2y=24, +4/5/6 by size
5y medium dog ≈ 39 human years.