There is an entire section devoted to large breed puppy. A great place to start is to type large breed puppy in the search feature under forums at the top of the page. Here is a forum topic link and also a link to a spreadsheet that has a bunch listed out by calcium content.
/forums/topic/large-and-giant-breed-puppy-nutrition/
Spreadsheet:
https://docs.google.com/file/d/0BwApI_dhlbnFTXhUdi1KazFzSUk/edit
I am not sure how old the spreadsheet is, I believe it was updated last year.