1. No processor or distributor shall, with the intent or with the effect of unfairly diverting trade from a competitor, or of otherwise injuring a competitor, or of destroying competition, or of creating a monopoly, advertise, offer to sell or sell within the state of Missouri, at wholesale or retail, any milk product for less than cost to the processor or distributor.
2. Proof of the advertising, offer to sell or sale of milk products by a processor or distributor for less than cost to the processor or distributor is prima facie evidence of a violation of this section.
3. A profit from the sale of products other than milk products is not used in cost computation to subsidize or lower the cost of doing business with respect to milk products.