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Cut fodder being transported to feed cattle in Tanzania. Cattle reared on a primarily forage diet are termed grass-fed or pasture-raised; meat or milk may be called "grass-fed beef" or "pasture-raised dairy". [6] The term "pasture-raised" can lead to confusion with the term "free range" which describes where the animals reside, but not what ...
Beef cattle in a feedlot in Texas. A feedlot or feed yard is a type of animal feeding operation (AFO) which is used in intensive animal farming, notably beef cattle, but also swine, horses, sheep, turkeys, chickens or ducks, prior to slaughter.
Insects as feed are insect species used as animal feed, either for livestock, including aquaculture, or as pet food. As livestock feed production uses ~33% of the world's agricultural cropland use, insects might be able to supplement livestock feed. They can transform low-value organic wastes, are nutritious and have low environmental impacts.
The Intergovernmental Panel on Climate Change (IPCC) acknowledges the big effect of livestock on methane emissions, antibiotic resistance, and climate change. To reduce emissions, it recommends removing sources of stress and changing how animals are fed, including sources of feed grain , amount of forage , and amount of digestible nutrients. [ 27 ]
A food-feed system is an integrated livestock-crop production system where crops grown on farms are harvested for human consumption and the crop-residues or by-products are used as feed for livestock.
It uses between 20 and 33% of the world's fresh water, [81] Livestock, and the production of feed for them, occupy about a third of the Earth's ice-free land. [82] Livestock production contributes to species extinction, desertification, [83] and habitat destruction. [84] and is the primary driver of the Holocene extinction.