A 6 pound underweight Yorkie would probably need 200 calories a day give or take. I'd probably do 225 or 250 and see how that goes. If he is very, very skinny, you may need to up that a bit more. Really depends on the dog and activity level.
__________________ Crystal  , Ellie May (RIP)  , Rylee Finnegan  , and Gracie Boo🐶 |