Share 'Feed for bucklings to add weight'

Okay, I've always had the boys wethered and have not kept them because of my limitations (City code).  I have two bucklings, born mid-April, that are too thin.  It is winter which is undoubtedly why.  Sister to one is not, but is a little tubby but is also still with mom.  The oldest doe is a bit tubby also.  Neither sister nor oldest doe get grain, only orchard grass hay. They all get snacks eac…