Use this calculator to find out just how old your cat is in human years.
The more your cat weighs the more he ages every year.

Age (yrs.) 0 – 20
1 7
2 13
3 20
4 26
5 33
6 40
7 44
8 48
9 52
10 56
11 60
12 64
13 68
14 72
15 76
16 80
17 84
18 88
19 92
20 96
21 100
22 104
23 108 Adult
24 112 Senior
25 116 Geriatric