Kitten birth to 6 months
A kitten that is 0-1 month old is equivalent to a human that is 0-1 year of age
A kitten that is 2-3 months old is equivalent to a human that is 2-4 years old
A kitten that is 4 months old is equivalent to a human that is 6-8 years old
A kitten that is 6 months old is equivalent to a human that is 10 years old
Junior 7 months to 2 years
A cat that is 7 months old is equivalent to a human that is 12 years old
A cat that is 12 months old is equivalent to a human that is 15 years old
A cat that is 18 months old is equivalent to a human that is 21 years old
A cat that is 2 years old is equilavent to a human that is 24 years old
Prime 3-6 years
A cat that is 3 years old is equivalent to a human that is 28 years old
A cat that is 4 years old is equivalent to a human that is 32 years old
A cat that is 5 years old is equivalent to a human that is 36 years old
A cat that is 6 years old is equivalent to a human that is 40 years old
Mature 7-10 years
A cat that is 7 years old is equivalent to a human that is 44 years old
A cat that is 8 years old is equivalent to a human that is 48 years old
A cat that is 9 years old is equivalent to a human that is 52 years old
A cat that is 10 years old is equivalent to a human that is 56 years old
Senior 11-14 years
A cat that is 11 years old is equivalent to a human that is 60 years old
A cat that is 12 years old is equivalent to a human that is 64 years old
A cat that is 13 years old is equivalent to a human that is 68 years old
A cat that is 14 years old is equivalent to a human that is 72 years old
Geriatric over 15 years
A cat that is 15 years old is equivalent to a human that is 76 years old
A cat that is 16 years old is equivalent to a human that is 80 years old
A cat that is 17 years old is equivalent to a human that is 84 years old
A cat that is 18 years old is equivalent to a human that is 88 years old
A cat that is 19 years old is equivalent to a human that is 92 years old
A cat that is 20 years old is equivalent to a human that is 96 years old
A cat that is 21 years old is equivalent to a human that is 100 years old
