animal science agriscience applications kevin bradley

Animal ScienceAnimal Science

Agriscience ApplicationsAgriscience Applications

Kevin BradleyKevin Bradley

OverviewOverview

BeefBeef

DairyDairy

PorkPork

PoultryPoultry

Beef CattleBeef Cattle

Three BreedsThree Breeds– EnglishEnglish

Most PopularMost Popular

– ExoticExotic Have leaner meatHave leaner meat

– AmericanAmerican Good for American Climate (heat and Good for American Climate (heat and

pests)pests)

English Breed English Breed CharacteristicsCharacteristics medium sizemedium size

Gentle Gentle

Good meat Good meat

English BreedsEnglish Breeds

HerefordHereford– Red body with a white faceRed body with a white face

AngusAngus– black color and a stocky body black color and a stocky body

ShorthornShorthorn– red, white body color; or any combination red, white body color; or any combination

(Polled) Hereford(Polled) Hereford

AngusAngus

ShorthornShorthorn

Characteristics of Characteristics of Exotic BreedsExotic Breeds Calves grow faster than English Calves grow faster than English

breedsbreeds

Leaner meatLeaner meat

Exotic BreedsExotic Breeds

CharolaisCharolais

LimousineLimousine

SimmentalSimmental

CharolaisCharolais

LimousinLimousin

SimmentalSimmental

American Breed American Breed CharacteristicsCharacteristics Tolerant to HeatTolerant to Heat

Tolerant to Parasites (BUGS)Tolerant to Parasites (BUGS)

Use Brahman breed to get themUse Brahman breed to get them

American BreedsAmerican Breeds

BrangusBrangus

BeefmasterBeefmaster

BrangusBrangus

BeefmasterBeefmaster

DairyDairy

90% of US dairy are Holstein90% of US dairy are Holstein– Chick-fil-a cowChick-fil-a cow– Black and white markingBlack and white marking

Other breeds are Guernsey, Other breeds are Guernsey, Jersey, and AyrshireJersey, and Ayrshire

HolsteinHolstein

JerseyJersey

GuernseyGuernsey

AyrshireAyrshire

PorkPork

Industry has changedIndustry has changed

– Used to be fat “LARD” type hogsUsed to be fat “LARD” type hogs– Now have lean “Meat” type hogsNow have lean “Meat” type hogs

PorkPork

Purebred producers make Purebred producers make HIGH QUALITY boars:HIGH QUALITY boars:

– They breed crossbred sows to They breed crossbred sows to improve GENETICSimprove GENETICS

– Gives HYBRID VIGORGives HYBRID VIGOR Mean a good varietyMean a good variety

Popular BreedsPopular Breeds– DurocDuroc

– YorkshireYorkshire

– HampshireHampshire

PorkPork

DurocDuroc

YorkshireYorkshire

HampshireHampshire

PoultryPoultry

ChickensChickens– Layers Layers

White LeghornWhite Leghorn

– BroilersBroilers Grown for meat (many popular breeds)Grown for meat (many popular breeds)

PoultryPoultry

Bantam is another classBantam is another class– Miniture versions of standard breedsMiniture versions of standard breeds

– Used mainly for showUsed mainly for show

PoultryPoultry

TurkeysTurkeys

– 90% of commercial turkeys are90% of commercial turkeys are

Broad Breasted WhitesBroad Breasted Whites

White LeghornWhite Leghorn

Broad Breasted WhiteBroad Breasted White