3 cat years in human years
≈ 28 human years. Life stage: Adult (prime).
The estimate: about 15 human years for the first year, nine more for the second (so 24 at age two), then roughly four per year after that. At 3 years, that lands at 28.
Part-way through year 3
| 3 yr 0 mo | 28 human years |
|---|---|
| 3 yr 3 mo | 29 human years |
| 3 yr 6 mo | 30 human years |
| 3 yr 9 mo | 31 human years |