Cal-Maine Foods, Inc. is a producer and distributor of shell eggs in the United States. The Company operates through the segment of production, grading, packaging, marketing and distribution of shell eggs. Its operations consist of hatching chicks, growing and maintaining flocks of pullets, layers, and breeders, manufacturing feed, and producing, processing, packaging, and distributing shell eggs. It offers shell eggs, including specialty and conventional eggs. It classifies cage-free, organic and brown eggs as specialty eggs. Its Egg-Land’s Best and Land O’ Lakes branded eggs are produced and processed under license from Eggland's Best, Inc. (EB). Its Farmhouse Eggs branded eggs are produced at its facilities by cage-free hens that are provided with a vegetarian diet. It markets organic, vegetarian, and omega-3 eggs under its 4-Grain brand. Its egg products are sold through its subsidiaries American Egg Products, LLC located in Georgia and Texas Egg Products, LLC located in Texas.