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The cat years in human years could calculate cat year and convert it to human years.

The calculator follows the formula below:

• 1-month-old kitten = 6-month-old human baby
• 3-month-old kitten = 4-year-old child
• 6-month-old kitten = 10 human years old
• 8-month-old kitten = 15-year-old human
• A 1-year-old cat has reached adulthood, the equivalent of 18 human years
• 2 human years = 24 cat years
• 4 human years = 35 cat years
• 6 human years = 42 cat years
• 8 human years = 50 cat years
• 10 human years = 60 cat years
• 12 human years = 70 cat years
• 14 human years = 80 cat years
• 16 human years = 84 cat years

cat lives vs human lives to count cat years.