23 cat years in human years
≈ 108 human years. Life stage: Geriatric.
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 23 years, that lands at 108.
Part-way through year 23
| 23 yr 0 mo | 108 human years |
|---|---|
| 23 yr 3 mo | 109 human years |
| 23 yr 6 mo | 110 human years |
| 23 yr 9 mo | 111 human years |