Quote Originally Posted by Kelb_Panthera View Post
And as I noted in that thread, this template is in the same book that gives advice on ad-hoccing LA. It's probably best to presume that if you put it to use, your DM will give you an ad-hoc LA based on a discussion you have with him on your particular pairing.
The +1 LA accounts for that. Unless you are going for some Incarnate Construct negative LA, the combined LA of the Creatures should cover it.