4-H Junior Dairy Quiz Bowl Practice Questions #3

Question 1

Dairy managers calculate IOFC to help evaluate their profitability, what does IOFC stand for?

Accepted Answer

Income Over Feed Costs?

Question 2

Which one of these is often responsible for a low milk fat test?

Accepted Answer

low level of "effective fiber" in the ration

Question 3

On the PDCA Dairy Cow Unified Score Card, where is the withers listed?

Accepted Answer

dairy strength

Question 4

In reference to forage analysis, what does "ADF" stand for?

Accepted Answer

Acid Detergent Fiber

Question 5

What organization developed the Dairy Cow Unified Score Card for judging?

Accepted Answer

Purebred Dairy Cattle Association (PDCA)

Question 6

Which of the following forages should contain the highest level of protein?

Accepted Answer

legume hay

Question 7

What does TMR stand for?

Accepted Answer

Total Mixed Ration

Question 8

The abbreviation "CWT" indicates how many pounds of milk?

Accepted Answer

100

Question 9

What is the measure of how well a cow turns feed into milk?

Accepted Answer

feed efficiency

Question 10

What is the approx. gestation length for a dairy cow?

Accepted Answer

280 days

Question 11

There are 9 kilocalories of energy provided in one gram of?

Accepted Answer

fat

Question 12

A cow consumes 100 pounds of TMR daily containing 45% dry matter. Pounds dry matter consumed?

Accepted Answer

45 pounds

Question 13

The normal water content of milk is approximately?

Accepted Answer

87.5%

Question 14

Low fiber rations can cause a "DA" in early lactation dairy cows. What does "DA" stand for?

Accepted Answer

Displaced Abomasum

Question 15

When judging dairy cows, what is the term for an udder that hangs below a cow's hocks?

Accepted Answer

pendulous

Question 16

How many amino acids are considered essential in the dairy cow and are required in the diet?

Accepted Answer

10

Question 17

Why should a teat dip be used after milking?

Accepted Answer

To reduce or prevent udder infections (mastitis)

Question 18

What do the letters E-T stand for at the end of a Holstein animal registration name?

Accepted Answer

Embryo Transfer

Question 19

For DHIA records, how may days is lactation length standardized to:

Accepted Answer

305

Question 20

What is the condition called in calves with very watery manure?

Accepted Answer

Scours

Question 21

How many uterine horns are there in the reproductive tract of a dairy cow

Accepted Answer

2

Question 22

What is the process of heating milk to destroy pathogenic bacteria called?

Accepted Answer

pasteurization

Question 23

Who will win

Accepted Answer

Bing, Bing

Question 24

lag time or time from stripping teats to units is important. What is the goal time for this?

Accepted Answer

1 to 1/2 minutes

Question 25

What do nutritionist term the amount of feed left over after the water is removed from feed?

Accepted Answer

Dry Matter

Question 26

What bacterial infection of the eyes of cattle and caused by flies, can result in blindness?

Accepted Answer

Pinkeye

4-H Junior Dairy Quiz Bowl Practice Questions #3

Questions 26

4-H Junior Dairy Quiz Bowl Practice Questions #3

Questions 26