Publications

In the News

Development of Heat Tolerant Breeds in the US

Many producers in warmer climates utilize Bos indicus-influenced cattle, but several African-sourced breeds also exist that offer the heat and pest tolerance sought by Southern producers.

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Beef producers breeding for heat tolerance

Adding genetics to traditional American breeds is working. Cattlemen in the southern U.S. tried to resolve this problem by introducing Brahman genetics—beginning in the 1880s.

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Scientific Publications

"Slick" Gene Helps Cattle Beat the Heat

Pinpointing the chromosomal location of the "slick" gene identified by Agricultural Research Service (ARS) scientists could help breeders develop cattle with shorter, slick hair that helps keep them cool in the subtropical heat.

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FDA Makes Low-Risk Determination for Products from Genome-Edited Cattle

"Reports in scientific literature indicate that cattle with this extremely short, slick-hair coat are potentially able to better withstand hot weather."

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Cattle adapted to tropical environments: social, nutritional, and carcass quality

Beef production needs to increase from 60 million to 130 million tons by 2050 to feed a growing world population, and 70% of this production increase is expected from beef industries located in subtropical and tropical regions of the world.

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Risk Assessment Summary for the Low Risk Determination of V-006378

The intentional genomic alteration (IGA) in the prolactin receptor gene (called the PRLR gene)truncates (or shortens) the prolactin receptor protein (called the PRLR protein) in Bos tauruscattle and results in a short, slick haircoat.

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Genealogical structure of the Colombian Romosinuano Creole cattle

The Romosinuano cattle breed is one of the most important Creole genetic resources in Colombia, and interesting traits like adaptation or reproductive efficiency have promoted its use in different countries in America.

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Milk Yield and Quality in Cows Sired by Different Beef Breeds

Breed differences in milk production and milk quality are related to differences in calf preweaning growth, differences in cow maintenance requirements, and differences in efficiency of production.

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