“Section 205.236 Origin of livestock – (a)(2)Dairy Animals – Milk or milk products must be from animals that have been under continuous organic management beginning no later than 1 year prior to the production of the milk or milk products that are to be sold, labeled, or represented as organic…

Section 205.237 Livestock Feed – (a)The producer of an organic livestock operation must provide livestock with total feed ration composed of agricultural products, including pasture and forage, that are organically produced and, if applicable, organically handled… (b)The producer of an organic operation must not: (1)Use animal drugs, including hormones to promote growth; (2)Provide feed supplements or additives in amounts above those needed for adequate nutrition and health maintenance for the species at its specific stage of life; (3)Feed plastic pellets for roughage; (4)Feed formulas containing urea or manure; (5)Feed mammalian or poultry slaughter by-products to mammals or poultry; or (6)Use feed, feed additives, and feed supplements in violation of the Federal Food, Drug, and Cosmetic Act…

Section 205.239 Livestock Living Conditions – (a)The producer of an organic livestock operation must establish and maintain livestock living conditions which accommodate the health and natural behavior of animals, including: (1)Access to the outdoors, shade, shelter, exercise areas, fresh air, and direct sunlight suitable to the species, its stage of production, the climate, and the environment; (2)Access to pasture for ruminants [including cows].”

Dec. 21, 2000 - U.S. National Standards on Organic Agricultural Production and Handling