I bought Purina Rabbit Chow Fibre3 pellets:
and it shows on the back:
crude protien(min)= 15%
crude fat(min)=2%
crude fiber(min)=20%
crude fiber(max)=25%
calcium(min)=0.80%
calcium(max)=1.30%
phosphorus(min)=0.50%
salt(min)=0.20%
salt(max)=0.70%
vitaminA (min)= 4.650 IU/Ib
and there is a lot of...