Ag Science 25 Nutrition and Management of dairy herd 1

Which of the following are ways in which a farmer should prepare for calving?

• Have an experienced person or vet on hand.

• Have all the proper equipment on hand i.e. calving jack, iodine..

• Isolate the cow when she shows signs of calving

• Assist in the calving if needed

What are the signs a cow is about to calve?

• She will move away from the rest of the herd

• Her pin bones will drop

• There will be mucus and waterbag may will show.

• Her vulva will be springing

• Her udder will fill up and milk may come out of the teats

What should the farmer do after the calf in born?

• Clear the mucus form the nose and mouth.

• Ensure the cow licks the calf or rub it with straw.

• Dip the navel in iodine

• May sure the calf gets 3L of colostrum in the 2 hours

• Tag the animal

What causes milk fever?

• Lack of iron

• Lack of calcium

• Lack of magnesium

• Lack of nitrogen

What are the ways in which milk fever can be prevented?

• Do not let animals graze newly growing grass in spring.

• Give the animal Calcium in their diet.

• Make sure that the animal get loads for fresh water.

• Give the cow an antibiotic injection.

What is ketosis?

• A disease where the cow is lacking calcium

• A disease caused by a bacterial infection

• A disease caused by the lack of energy.

• A disease caused by a fungus.

What are the main differences between colostrum and milk?

• Colostrum has higher amounts of fat.

• Milk has a lower amount of protein.

• Colostrum has a lower amount of lactose

• Colostrum has a lower amount of water.

What are the advantages of colostrum?

• Colostrum has antibodies that will protect the calf from diseases.

• Colostrum has a warming effect

• Colostrum clears the black lining for the intestines.

• Colostrum has a high energy content.

When does colostrum stop being absorbed by the calves intestine?

• After 2 hours

• After 12 hours

• After 24 hours

• After 4-5 days

What is the scratch factor?

• Where an animal itches itself against gates and causes them to fall over.

• Where animals are feed colostrum to build up their rumen.

• Where an animal itches itself against fences and causes them to fall over.

• Where animals are feed concentrates/hay/straw to build up their rumen.