Dairy Cattle Breeds Quiz

Jersey cattle originate from Jersey. They are known for being a small brown breed with low milk yield and easy calving.

Montbeliarde cattle originate from France. Their milk is good for cheese making due to the high amount of protein in it.

Dairy British Friesians are known as a dual breed as they are used for milking and bull calves are fattened for beef. They originate from Holland.

<p>Ayrshire cattle originate from Scotland. They are red and white, known for easy calving, and their milk has a high protein content.</p> Signup and view all the answers

<p>Holstein Friesians originate from the Netherlands. They have black &amp; white markings, produce the largest milk yield, but have low milk solid. A mature cow can weigh 580 kg.</p> Signup and view all the answers

<p>Well-ventilated housing for calves is important as it helps to reduce the risk of pneumonia. Good ventilation ensures proper air circulation, reducing the buildup of harmful bacteria and pathogens in the air. This in turn helps to maintain a healthier environment for the calves, reducing the likelihood of respiratory infections such as pneumonia.</p> Signup and view all the answers

<p>The factors affecting the composition of milk include cow breed, age of the cow, lactation stage, and the health of the cow. Cow breed and age can impact the fat and protein content of the milk. Lactation stage can affect the fat and protein content, with levels decreasing as the milking season progresses but rising again towards the end of lactation. The health of the cow is crucial, as infections such as mastitis can affect the quality of the milk.</p> Signup and view all the answers

<p>Milk production in dairy cows begins with the intake of nutrients, which are absorbed into the bloodstream and travel to the alveoli in the udder. The alveoli cells are then squeezed by muscles, forcing the milk into the milk ducts. Finally, the milk is collected through the teats.</p> Signup and view all the answers

<p>Common diseases that affect dairy cows and calves include mastitis, grass tetany, bacterial scour, naval ill, and viral pneumonia. Mastitis can be prevented with good hygiene and treated with antibiotics. Grass tetany can be prevented by ensuring magnesium is included in the diet. Bacterial scour can be treated with antibiotics and good hygiene. Naval ill can be prevented by dipping the naval in iodine after birth. Viral pneumonia can be prevented by ensuring good ventilation in the shed.</p> Signup and view all the answers

<p>Target weights serve as goals for farmers to ensure that animals reach specific stages of growth. Meeting these targets is crucial for efficient production, as it indicates that the animals are developing as expected and are on track for optimal growth and productivity.</p> Signup and view all the answers