Senior Horse Diarrhea How Much Senior Feed Should My Horse Be On?

How much senior feed should my horse be on? - senior horse diarrhea

I have bred from a mare that is very easy.
It is fair and alfalfa is in the grass, but it is still not on weight shes been wormed and vet checked.
I just put in the mainstream that works extensively in the past, I wonder how many pounds per day, he must?