The purpose of this subchapter is to establish a program of information regarding the marketing of cattle, swine, lambs, and products of such livestock that—

((1)) provides information that can be readily understood by producers, packers, and other market participants, including information with respect to the pricing, contracting for purchase, and supply and demand conditions for livestock, livestock production, and livestock products;

((2)) improves the price and supply reporting services of the Department of Agriculture; and

((3)) encourages competition in the marketplace for livestock and livestock products.