Like many of the larger draught breeds they are slow developers and do not stop growing until 5-7 years of age. It is quite possible for this breed to grow another hand at the age of 5 or 6 years of age. They are extremely hardy and can endure cold temperatures while surviving readily on very little feed.

At what age do cobs stop growing?

Horses grow fast compared to humans.

Horses grow until they are six years old. However, they typically reach their maximum height at four or five years of age.

Will a 3 year old cob grow anymore?

yes, they usualy keep growing till about 7 depending on breed and how well its kept, at 3 it could have a few more growth spurts, archie is 4 and has a growth spurt each year.