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Collie age in human years

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Collie age calculator

Collie years to human years

Collie ageHuman yearsStage
115young adult
224young adult
328young adult
432young adult
536young adult
645mature adult
750mature adult
855mature adult
961senior
1066senior
1172senior
1277senior
1382senior
1488senior
1593senior
1699senior

Uses the large (51-100 lb) curve. Typical life expectancy: 12-14 years.

FAQ

How old is my Collie in human years?

Collies are a large breed: a 5-year-old is about 36 and a 10-year-old about 66 in human years.

How long do Collies live?

Typical life expectancy is about 12-14 years (breed club and kennel club figures; individual dogs vary).

Other large breeds

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