Remember that those are higher calorie foods so he should need less of them than he did of Pedigree. If he is eating around 3 cups a day don’t worry. It’s good to let a large breed pup grow up thin so they don’t have extra stress on their hips. Large breed pups have special needs when it comes to food. Too much calcium can make their bones grow too fast so their joints don’t form properly. Here is a list of foods that Hound Dog Mom put together that have the right amount of calcium for large breed pups.
https://docs.google.com/viewer?srcid=0BwApI_dhlbnFTXhUdi1KazFzSUk&pid=explorer&efh=false&a=v
There is also a thread discussing large breed puppy nutrition issues under Diet and Health Issues.
