what is the MOST common reason for culling cows from a dairy herd? Correct Answer: low milk production
Abortion during the last half of pregnancy is a symptom of the non-curable disease called: Correct Answer: Brucellosis
A lactating dairy cow weighing 1400 lbs and producing 80 lbs of milk ...
2022 Dairy judging written test practice
what is the MOST common reason for culling cows from a dairy herd? Correct Answer: low
milk production
Abortion during the last half of pregnancy is a symptom of the non-curable disease called:
Correct Answer: Brucellosis
A lactating dairy cow weighing 1400 lbs and producing 80 lbs of milk per day requires ______
gallons of water per day if the temperature is 60 degrees Correct Answer: 31.9
which is one of the MAJOR factors in the shift of milk production in the US to the west and
southwest? Correct Answer: warmer and dryer climate
What age is it recommended that all calves be dehorned at? Correct Answer: One-two weeks
Longer and leaner neck, cleaner and more angular, and sharper over the shoulders are
terminologies which describe: Correct Answer: Dairy character
With proper nutrition, heifers should reach the right size for breeding at about: Correct Answer:
14-15 months
What is the average gestation period for cows? Correct Answer: 283 days
Which class of milk is used for ice cream? Correct Answer: II
What percentage of the dry matter in the dairy ration should come from roughages? Correct
Answer: 60-80%
The teat-cup assembly and the suspension cup are parts of the: Correct Answer: Milking unit
Which calving interval is most profitable? Correct Answer: 12-13 months
The larval stage of the heel fly migrates through the body of cattle, eventually creating a hold in
the skin, along the animal's back. Swellings, called warbles, appear on the back of the animal.
What is the name of this external parasite? Correct Answer: Cattle grub
The most common off flavor in raw milk is caused by: Correct Answer: Feed
The Ayrshire breed was imported to the US in Correct Answer: 1822
The Brown Swiss breed was imported to the US in Correct Answer: 1869
The Guernsey breed was imported to the US in Correct Answer: 1831
, The Holstein-Fresian breed was imported to the US in Correct Answer: 1831
The Jersey breed was imported to the US in Correct Answer: 1815
The Ayrshire breed ranks ______ among other dairy breeds in size Correct Answer: third
The Brown Swiss breed ranks _____ among other dairy breeds in size Correct Answer: Second
The Guernsey breed ranks ____ among other dairy breeds in size Correct Answer: Fourth
The Holstein-Fresian breed ranks _____ among other dairy breeds in size Correct Answer: First
The Jersey breed ranks ____ among other dairy breeds in size Correct Answer: Fifth
The Ayrshire breed ranks _____ among other dairy breeds in milk production Correct Answer:
Third
The Brown Swiss breed ranks ____ among other dairy breeds in milk production Correct
Answer: Second
The Guernsey breed ranks ____ among other dairy breeds in milk production Correct Answer:
Fourth
The Jersey breed ranks ____ among other dairy breeds in milk production Correct Answer: Fifth
The Ayrshire breed ranks ____ among other dairy breeds in percentage butterfat produced
Correct Answer: Fourth
The Brown Swiss breed ranks ____ among other dairy breeds in percentage milkfat produced
Correct Answer: Third
The average size dairy farm in the US has ________ since 1954 Correct Answer: Decreased
The production of milk on a per cow basis ______ since the DTP was initiated Correct Answer:
Increased
The number of dairy cattle farms in the US has ________ over the past 30 years Correct Answer:
Decreased
Per capita consumption of milk has _______________ over the past ten years Correct Answer:
Remained the same
The leading state in dairy cattle numbers is _______ Correct Answer: Wisconsin
The leading state in fluid milk produced is __________ Correct Answer: California
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