No Matter how old they are, their capacity to love you remains the same.
Relative age of a dog or cat in “human years”
Aging in pets is not the same as in humans. Several factors, including weight, help to define your pet’s age.
Pet’s actual age |
0-20 pounds |
21-50 pounds |
51-90 pounds |
Ø 90 pounds |
1 Year |
7 Years |
7 Years |
8 Years |
9 Years |
2 Years |
13 Years |
14 Years |
16 Years |
18 Years |
3 Years |
20 Years |
21 Years |
24 Years |
26 Years |
4 Years |
26 Years |
27 Years |
31 Years |
34 Years |
5 Years |
33 Years |
34 Years |
38 Years |
41 Years |
6 Years |
40 Years |
42 Years |
45 Years |
49 Years |
7 Years |
44 Years |
47 Years |
50 Years |
56 Years |
8 Years |
48 Years |
51 Years |
55 Years |
64 Years |
9 Years |
52 Years |
56 Years |
61 Years |
71 Years |
10 Years |
56 Years |
60 Years |
66 Years |
78 Years |
11 Years |
60 Years |
65 Years |
72 Years |
86 Years |
12 Years |
64 Years |
69 Years |
77 Years |
96 Years |
13 Years |
68 Years |
74 Years |
82 Years |
101 Years |
14 Years |
72 Years |
78 Years |
88 Years |
108 Years |
15 Years |
76 Years |
83 Years |
93 Years |
115 Years |
16 Years |
80 Years |
87 Years |
99 Years |
123 Years |
17 Years |
84 Years |
92 Years |
104 Years |
----- |
18 Years |
88 Years |
96 Years |
109 Years |
----- |
19 Years |
92 Years |
101 Years |
115 Years |
----- |
20 Years |
96 Years |
105 Years |
120 Years |
----- |
Most dogs are considered senior at 7 human years and cats at 8 years. The American Animal Hospital Association (AAHA) guidelines recommend a senior wellness screening for all pets during middle age, which is 42 to 45 pet years old.