Based on body I want to say 3.5, but I don't know what part of the country your in and that could make a difference.
Wow that is a tough one. I'm gonna have to go with a 3.5 based on body size. If not, that's a really hefty 2.5 year old.
Thanks for all the quick replies! I am in Northern Wisconsin, so if that helps let me know, He has great potential, especially with all of the milk he is still getting
2.5, Muscle hasn't developed over the shoulder blade yet. Neck is thin. Head is small and stomach hasn't dropped any...