50-75

Question 1

What state agency regulates waste management?

Answer 1

Texas commission on environmental quality

Question 2

A dairy cow that has her feet too far forward(under her belly) is said to be:

Answer 2

Sickle hocked

Question 3

A very popular dairy management software in Texas is:

Answer 3

Dairy Comp 305

Question 4

What percent of crude protein should a calf starter be?

Answer 4

16-18

Question 5

Milk traits, i.e. fat, protein, SNF and etc., tend to have a heritability of about:

Answer 5

20-30%

Question 6

Research has shown that by formulating lactating cow rations with proper amounts of certain amino acids, we can decrease the crude protein content of the ration and reduce_________?

Answer 6

Nitrogen excretion

Question 7

How much more energy do fats contain per unit than carbohydrates and proteins?

Answer 7

2.25

Question 8

Which cows have higher protein requirements?

Answer 8

High producing pregnant cows

Question 9

About 90% of U.S. dairies use a ________milking schedule.

Answer 9

Twice/day

Question 10

What does NFO stand for?

Answer 10

National Farmers Organization

Question 11

Regarding feed formulation, what does CAD stand for?

Answer 11

Cation-Anion Diffrence

Question 12

Nutritionists have developed a test to compare one alfalfa sample to another, determining the RFV of each. RFV stands for:

Answer 12

Relative Forage Value

Question 13

An average Holstein cow should give_______pounds per day for each lactation.

Answer 13

50

Question 14

The hormone BST is given to dairy cows:

Answer 14

After 200 days of lactation

Question 15

In reference to reproduction, what does CL stand for?

Answer 15

Corpus Luteum

Question 16

What trait with the only positive genetic correlation to milk production?

Answer 16

Dairy character

Question 17

The hormone ________stimulates milk let down and may be administered via injection, when necessary after parturition.

Answer 17

Oxytocin

Question 18

When evaluating dairy rations what do the letters NE stand for?

Answer 18

Net energy

Question 19

What type of mastitis is the easiest to cure?

Answer 19

Streptococcus agalactae

Question 20

Fermented forage plants relates to:

Answer 20

Silage

Question 21

Feeding proper rations during the summer is important for both cow comfort and maintaining milk production. Which nutrient is most important during the summer months?

Answer 21

Water

Question 22

Approximately how many gallons of blood pass through the udder for each gallon of milk produced?

Answer 22

400-500 gallons

Question 23

Allelomimetic behavior is defined as:

Answer 23

The tendency for a group of animals to do the same thing at the same time

Question 24

In a cow, where would you find an alveolus?

Answer 24

Udder

Question 25

Which of the following is a compartment of the dairy cow’s stomach?

Answer 25

Abomasum