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ANSC 108 Exam 2 TAMU.

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ANSC 108 Exam 2 TAMU.

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  • May 26, 2024
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  • 2023/2024
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ANSC 108 Exam 2 TAMU
Jersey cows are known for - ANS-High butterfat

Freshen - ANS-Calving and starting milk production

Negative energy balance - ANS-When a cow is expending more energy producing milk
than the energy provided by her feed intake

A.I. is used in cows because - ANS-Dairy bulls are aggressive.
Expedites genetic progress.
Increased management required for dairying, so easy to implement.

1 gallon of milk weighs - ANS-8.6 pounds

Peak lactation occurs at - ANS-6 weeks

Top two states for dairy amounts are: - ANS-1. California
2. Wisconsin

Dairy industry has moved east to west because: - ANS-Humidity and climate.
Land prices.
Gov regulations.

Top counties for number of dairy cows: - ANS-1. Erath
2. Deaf Smith
3. Castro/Parmer

Average dairy cows produce how much more milk than in 1955? - ANS-Twice the
amount

Dairy production per cow has increased due to: - ANS-Advances in management.
Nutrition.
Genetics.

What hormone increases milk production? - ANS-BST: bovine somatotropin

How long is a cows dry period? - ANS-2 months

, Mastitis - ANS-Inflammation of the udder. A bacterial infection.

Five major traits dairy cows are judged on: - ANS-Frame. Dairy character. Body
capacity. Feet and legs. Udder.

Frame is worth - ANS-15%

Dairy character is worth: - ANS-20%

Body capacity is worth: - ANS-10%

Feet and legs are worth: - ANS-15%

Udder is worth: - ANS-40%

Fore udder attatchment - ANS-Extremely snug and strong

Udder cleft - ANS-Extremely strong cleft with rear. Udder height above the hocks.

Front teat placement - ANS-Base of teats on extreme inside of quarter

Teat length - ANS-3 1/4 inches

Calf hutches - ANS-Calves tethered to hutches at 1-3 days. Reduce calf to calf contact
and spread of disease. Kept in hutches till eating 4 lbs. of grain per day.

Freestall barn - ANS-Individual stalls bedded with sand

Milker will detach from teats when less than - ANS-Half a pound is flowing a minute

Milk comes out of the cow with the help of - ANS-Pulsations and a vacuum

Heifer - ANS-Female cow that has not produced a calf

Feedlot - ANS-Beef cattle enterprise where cattle are placed in confinement and
fattened for slaughter

One steer can provide how many servings of beef? - ANS-540 servings

Global leaders in cattle production: - ANS-1. India

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