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ANSC 108 Exam 2 TAMU.
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ANSC 108 Exam 2 TAMU.
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ANSC 108 Exam 2 TAMUJersey 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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