Choose two dairy breeds from the following list of cattle breeds;
Charolais Friesian Simmental Jersey Hereford
Dairy breed 1 - Leaving Cert Agricultural Science - Question 3 - 2010
Question 3
Choose two dairy breeds from the following list of cattle breeds;
Charolais Friesian Simmental Jersey Hereford
Dairy breed 1.
Dairy breed 2.
Describe two... show full transcript
Worked Solution & Example Answer:Choose two dairy breeds from the following list of cattle breeds;
Charolais Friesian Simmental Jersey Hereford
Dairy breed 1 - Leaving Cert Agricultural Science - Question 3 - 2010
Step 1
Dairy breed 1.
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Answer
Friesian
Step 2
Dairy breed 2.
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Answer
Jersey
Step 3
Describe two physical characteristics of a good dairy cow:
(i)
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Answer
A good dairy cow should have wedge-shaped, narrow shoulders which indicate a good structure and flexibility for movement.
Step 4
(ii)
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Answer
The hindquarters of a good dairy cow should be wide, indicating ample space for milk production.
Step 5
What do the terms lactation and colostrum mean with regard to dairy cows?
Lactation.
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Answer
Lactation refers to the period during which a cow produces milk after giving birth.
Step 6
Colostrum.
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Colostrum is the first milk produced by a cow after calving, rich in antibodies that provide immunity to the calf.
Step 7
What is the length of the standard lactation in dairy cows?
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Answer
The standard lactation length in dairy cows is approximately 305 days.
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