Intensive animal farming

Intensive animal farming, industrial livestock production, and macro-farms,^[1] also known as factory farming,^[2] is a type of agriculture that involves mass animal production designed to create foods and goods with little costs.^[3] To make this possible, agribusinesses keep livestock make as much cattle, poultry, and fish as possible in a crowded area. The main products of this industry are meat, milk and eggs for food.^[4]

Caged Hens in Brazil

Pigs in a barn in an intensive system in the Midwestern United States

While intensive animal farming can create large amounts at a low cost with less human labor,^[5] it is controversial because of ethical concerns of how these animals are treated and killed.^[6]