Take your pick, the chances are you will find one that is a fairly close match to what they are used to regarding protein and fat levels ;)
I swapped from Burns at Christmas time as I could no longer justify the expense and the dogs had lost too much weight and condition (has Burns changed in the last year?) They have been on CSJ
That'll Do ever since and the difference is amazing :-D I have my show dogs back looking as if they could compete any time and the only supplements I give now are as a treat not from necessity
more info here
http://www.csjk9.com/index.htmlForgot to say, they carry Autarky but don't make it
http://www.autarky-foods.com/home.htmHope this helps