Final Exam - Dr. Roberson's Material Flashcards Preview

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Flashcards in Final Exam - Dr. Roberson's Material Deck (127)
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1

How much colostrum needs to be consumed by the dairy calf to avoid failure of passive transfer? 

4 quarts

2

What is the average weaning age of US dairy heifer calves?

8.4 weeks

3

The best time to wean dairy calves from milk is? 

When calves are eating 2 lbs calf starter 

4

2-3 month old heifers require ____% of nutrients from grain

75

5

The ratio of grain to forage for heifers 3-6 mo is:

50:50

6

Which picture is from a grain-fed calf?

B (the middle one)

7

The orphaned beef calf needs ____ quarts of colostrum to achieve successful passive transfer 

2 quarts beef colostrum

-or-

4 quarts of dairy colostrum

 

This is because dairy breeds produce lower concentrations of immunoglobulins in their colostrum than beef breeds

8

What is the average weaning age for beef cattle?

150-180 days

9

The low critical temperature at which we need to add energy to the bovine diet is:

32 degrees F

increase 1% for each degree the wind chill is below the 32 degree lower critical temperature (so need to consider the wind chill…not just the ambient temp)

10

What is the lower critical temperature for cows with a wet hair coat?

59 degrees F

The requirements change twice as much to 2% for each degree below 59 degrees F. 

 

The fact that it is not feasible to feed a wet, very cold cow enough to maintain her current body condition, underscores the need for cows to be in “good” body condition at the start of winter 

11

What is the ideal BCS for beef cattle?

~5-6

(varies between sources)

12

Heifers should be ___% of mature weight at breeding and ___% of mature weight at calving 

Heifers should be 65% of mature weight at breeding and 85% of mature weight at calving 

13

What is a big problem associated with feeding dry distiller's grains to beef cattle?

Sulfur Toxicity (Polioencephalomalacia)

14

Baby llamas need to eat about ___% of body weight to meet nutrient requirements

Baby llamas need to eat about 2% of body weight to meet nutrient requirements

15

Adult llamas need to eat about __% of body weight to meet nutrient requirements

Adult llamas need to eat about 1% of body weight to meet nutrient requirements

16

Regarding Vitamin D requirements: ________ may occur in neonatal camelids kept indoors

Rickets

17

When should additional supplements be considered for llamas?

Additional supplements should be considered for growing, pregnant, or lactating stock

18

A baby llama is called a:

cria

and that's just adorable

19

A cria will suckle about every _____ hours for about ____ minutes

~every 2-3 hours for about 5 minutes

20

If you must feed colostrum to crias, how much should you give?

10-12% of body weight per day

Divide into multiple feedings (every 4 hours or so)

21

Sheep & Goat Nutrition: 

Fresh water is needed to help prevent _________ in males

urincary calculi

22

Sheep & Goat Nutrition: 

It is important to feed sheep mineral to sheep in order to help prevent ____________

Copper toxicity

23

Sheep & Goat Nutrition:

classic “white muscle disease” which presents as extreme stiffness and tightness of muscle and muscle pain, is a result of ______________

Selenium deficiency

24

Sheep & Goat Nutrition:

If your goat (yes, you suddenly have a goat) is showing symmetrical hair loss, rough hair coats, weight loss, and generalized unthriftiness; red skin, itchiness, thick crusts on legs, face and ears, scaly skin over the rest of the body...

What would you suspect to be the problem?

Zinc deficiency

25

What is the ideal BCS for a goat?

2.5-3.5

26

Enjoy this goat tree and laugh.. because it is finals week

lol

27

Sheep & Goat Nutrition:

How much will a goat/sheep eat per day? 

3-5% dry matter but some may eat up to 10-11% 

28

What is the ideal BCS for a close-up dry cow (ie. Just before calving)? 

3.0

29

Feed and forage cost total ______% of the milk check. 

Feed and forage cost total 45-60% of the milk check. 

30

What is the ideal BCS of a dairy cow at fresh (parturition/calving)?

3.0-3.25