Around what age should owners establish baseline screening data, such as weight tracking and joint flexibility assessments, for their Golden Newfie puppy?

Answer

Early in puppyhood, perhaps around 18 months of age

Owners should establish baseline screening data early in puppyhood, perhaps around 18 months of age, to make identifying subtle, age-related declines easier in senior years.

Around what age should owners establish baseline screening data, such as weight tracking and joint flexibility assessments, for their Golden Newfie puppy?
DogLongevitybreedNewfoundlandgolden