Cattle_Breeds_Lecture - Santa Gertrudis 5/8 Shorthorn, 3/8...

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Animal Breeding and Genetics Lab  Fall 2009
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A breed made up of two or more  component breeds and designed to  benefit from hybrid vigor without crossing  other breeds
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Angus Hereford Shorthorn Gelbvieh Polled Hereford Pinzgauer Red Angus Romosinuano Longhorn
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Good mothering ability Excellent fertility Early sexual maturity Good carcass traits Good milking ability
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Not heavily muscled Not fast growing Overly fat carcasses 
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Charolais Limousin Simmental Chianina Piedmontese Belgian Blue Maine Anjou Tarentaise
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Fast Growing Heavily muscled Good feed efficiency
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Large nutrient demands Large birth weights Large framed bodies Late maturing sexually  Extremely lean lower quality carcass
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Brahman Bonsmara Boran Africander Nelore
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Disease resistant Parasite resistant Good mothering ability Longevity Strong will to survive
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Temperament Very late sexual maturity Poor carcass characteristics
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Brahmousin Braunvieh Braford Brangus
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Beefalo             3/8 bison, 5/8 bovine (no stipulation on bovine breed)
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Unformatted text preview: Santa Gertrudis 5/8 Shorthorn, 3/8 Brahman Santa Cruz Santa Gertrudis, Red Angus, Gelbvieh Beefmaster ~ Brahman, Hereford, Shorthorn American Brahman, 1/8 Bison, Charolais, 1/16 Hereford, 1/16 Shorthorn Must use at least 3 Breeds Must justify use of those breeds Must give an exact proportion of your breed make-up What are the defining characteristics of your breed Explain how replacements will be selected every generation How will your composite help the beef industry What kind of production system do your cattle fit into Desert Louisiana type environment High Altitude Cold Environment High forage Low forage Cannot use a composite breed that is already recognized Minimum 2 pages maximum 3 pages Due October 9 before lab http://www.ansi.okstate.edu/breeds/cattle/...
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This note was uploaded on 03/09/2010 for the course MARB 1000 taught by Professor Hayes during the Spring '07 term at Texas A&M University-Galveston.

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Cattle_Breeds_Lecture - Santa Gertrudis 5/8 Shorthorn, 3/8...

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