Jenna Jersey has some small framed dairy replacement heifers that are bred, and averaging about 875 lbs. These heifers require 21 lbs DM, 13.65 lbs TDN, 2.10 lbs CP, 0.06 lbs P, and 0.11 lbs of Ca. Convert final DM pounds of each ingredient to as fed pounds of each ingredient. Feeds to use: Feed DM % TDN, % DM CP, % DM P% DM Ca, % DM Full bloom alfalfa 89 54 16 0.22 1.30 hay Cull potatoes 21 80 10 Corn gluten feed, 90 81 22 0.27 0.03 23 0.88 0.12 pelleted Dicalcium 96 18.65 22 phosphate Limestone 98 134 How many pounds AF of Limestone is in the final ration? 43