Podcast
Questions and Answers
Where do Holstein Friesians originate from?
Where do Holstein Friesians originate from?
- Ireland
- Netherlands (correct)
- Scotland
- France
What is a key characteristic of Ayrshire cattle?
What is a key characteristic of Ayrshire cattle?
- Red and white coat (correct)
- High fertility
- Black coat and docile nature
- Small brown breed
What is a distinguishing feature of Jersey cattle?
What is a distinguishing feature of Jersey cattle?
- Small brown breed (correct)
- Black coat and docile nature
- Red and white coat with a small white patch on the head
- Red and white coat
What is the primary use of Kerry cattle?
What is the primary use of Kerry cattle?
What is the primary reason for dipping navels in iodine after birth?
What is the primary reason for dipping navels in iodine after birth?
What is the main purpose of tagging calves for traceability?
What is the main purpose of tagging calves for traceability?
What is the recommended method to prevent bacterial scour in calves?
What is the recommended method to prevent bacterial scour in calves?
What is the primary cause of viral pneumonia in calves?
What is the primary cause of viral pneumonia in calves?
How does milk composition change as the cow ages?
How does milk composition change as the cow ages?
What is the main purpose of the Total Bacterial Count (TBC) test for milk hygiene?
What is the main purpose of the Total Bacterial Count (TBC) test for milk hygiene?
What is the primary cause of mastitis in dairy cows?
What is the primary cause of mastitis in dairy cows?
How does the length of oestrous in cows compare to the calving interval?
How does the length of oestrous in cows compare to the calving interval?
What is the primary cause of grass tetany in cows?
What is the primary cause of grass tetany in cows?
What is the main purpose of introducing replacement heifers when cows are culled?
What is the main purpose of introducing replacement heifers when cows are culled?
What is the primary cause of bacterial scour in calves?
What is the primary cause of bacterial scour in calves?
What is the main purpose of the Somatic Cell Count (SCC) test for milk hygiene?
What is the main purpose of the Somatic Cell Count (SCC) test for milk hygiene?
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Study Notes
Origin of Cattle Breeds
- Holstein Friesians originate from Europe.
Cattle Breeds Characteristics
- Ayrshire cattle are known for their hardiness and longevity.
- Jersey cattle are distinguished by their rich, creamy milk and small stature.
- Kerry cattle are primarily used for beef production.
Calf Care
- Iodine is used to dip navels after birth to prevent infection.
- Tagging calves is done for traceability purposes.
Health and Hygiene
- Feeding calves colostrum and using good hygiene practices can prevent bacterial scour.
- Viral pneumonia in calves is primarily caused by Respiratory Syncytial Virus (RSV).
- The Total Bacterial Count (TBC) test is used to monitor milk hygiene.
- The primary cause of mastitis in dairy cows is bacterial infection.
Cow Health and Reproduction
- As cows age, milk composition changes, with a decrease in protein and fat.
- The length of oestrous in cows is typically shorter than the calving interval.
- Grass tetany in cows is primarily caused by magnesium deficiency.
Herd Management
- Introducing replacement heifers when cows are culled helps maintain herd size and productivity.
- Bacterial scour in calves is primarily caused by E. coli and Salmonella.
- The Somatic Cell Count (SCC) test is used to monitor milk hygiene and detect mastitis.
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