Richard:
 >Horse, whole carcass: 15% protein, 4% fat (83%/17%)
 >Red Deer (farmed, 15 month): 24% protein, 3.5% fat (87%/13%)
 >Red Deer (feral, 27 month): 24% protein, 3.5% fat (87%/13%)

What does the"(83%/17%)" represent?

Peter