According to CNN.com, cow milk sales have been steadily declining over the past few years. <br />Both Borden and Dean Foods, two of the largest milk processors in the U.S. both recently filed for bankruptcy.<br />There are three factors affecting milk sales:<br />1. High prices: Which CNN says are "determined by an archaic system — squeezing dairy farmers and processors with each swing."<br />2. Retailers like Kroger, are beginning to process milk themselves.<br />3.