Dairy cooperatives as a group are the most prominent among farmer cooperatives in terms of sales revenue and the important roles they play in the dairy industry, a major sector in agriculture. Their mission, functions, organization, governance, operations, market performance, financing, etc., are in full agreement with the economic theory of what cooperatives are and what cooperatives do. This book addresses some of the challenges faced by cooperatives and the issues raised by the alternative financing methods used. Classic literature on the economic theory of what cooperatives are and what they do in the market economy is discussed with a focus on measuring performance and marketing operations.