I got a pup same age and spit of yours he's 26tts I've fed him up to 4lbs of meat as he was growing all bought fresh from supermarket I found if your pup ain't keen on a certain food mix in some tripe you can get it frozen at pets at home mix it in and he will wolf it down did this when my pup wasn't keen on defrosted frozen mincemeat,you're pups a cracker i reckon he will end up somewhere between 27 29 hoping mine makes about 28,bet you can't wait for September to get on the stubbles I can't wait ,pup showing promise hopefully put some gear to bed next season atb bud his matt