Question 1

How do you convert dog years to human years?

Accepted Answer

Early years count more. A common model is: first year ~ 15 human years, second year +9, each additional year +4-5, adjusted by size/breed.

Question 2

Do size and breed matter?

Accepted Answer

Yes—large breeds typically age faster than small breeds. The calculator offers size categories to adjust the estimate.

Question 3

Is this medically precise?

Accepted Answer

No—it is an estimate for planning and curiosity. Your veterinarian's guidance reflects individual health.

Question 4

Can I enter months for puppies?

Accepted Answer

Yes—use months to capture rapid early development milestones.

Question 5

What are typical life stages?

Accepted Answer

Puppy, young adult, adult, mature, senior, geriatric—boundaries shift by size category.

Dog Age Calculator