Convert your dog's age to human years using the modern veterinary formula.
The classic "1 dog year equals 7 human years" rule is a popular myth that doesn't accurately reflect how dogs actually age. Dogs mature very quickly in their first year or two, then their aging rate slows down considerably. The modern formula endorsed by the American Veterinary Medical Association (AVMA) uses a natural logarithm to model this non-linear process more accurately: for dogs one year or older, Human Age = 16 × ln(Dog Age) + 31. This calculation is a general estimate — a dog's breed and size affect its actual aging rate. Larger breeds tend to age faster and have shorter average lifespans than smaller breeds.
Common questions about dog age calculation
No, that's a common myth. Dogs mature very rapidly in their first year or two, and their aging rate slows down considerably after that. A logarithmic formula, rather than a fixed multiplier, gives a much more accurate result.