... two classes of milk. The Class III is milk used in hard cheeses and the Class IV is milk used for butter and dried milk products. A more complex answer would define the method derived bythe USDA’s ... prices. Released daily.§ Cash butter prices. Released Monday, Wednesday, and Friday.§ Cash Nonfat Dry Milk. Released daily.§ Milk, Cheese, Butter, Nonfat Dry Milk, and Dry Whey futures and options ... 133 136 1 35 139 139 141 1 45 150 155 155 157 160 1 65 169 75 76 77 78 79 80 81 82 83 84 85 86 87 89 90 91 92 93 94 95 96 97 98 99 000.0 5. 010.0 15. 020.0 25. 030.0pounds, except fluid milk, which...