Cat Age Calculator
Worked example result
| Equivalent human years (guideline) | 36.0 |
| Life stage | Prime |
A 5-year-old cat is about 36 in human years: 15 + 9 for the first two years, then 4 per year for three more — the Prime life stage.
Year 1 ≈ 15 human years; year 2 ≈ +9; then +4 per year · Powered by CalcHub — Cat Age Calculator