How do I calculate my dog's age in human years? ... The first year of a dog's life is equal to 15 human years. The second year of a dog's life is equal to about nine human years. Each additional year is equal to about four or five human years.

Is A dog Year 7 human years?

The study found that while dogs age rapidly in their early years, when a dog reaches a certain age the aging process slows. “A 1-year-old dog is similar to a 30-year-old human. ... So a 7-year-old dog would be roughly 62.1 human years old.

How do you calculate new dog years?

When they compared the dog DNA data to information from humans, the researchers came up with a new equation to figure out the dog's comparable human age. The equation: 16 ln(dog age) + 31 = human age. For iPhone calculators that have the natural logarithm, or "ln," function, first type in the dog's age.