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Dairy Cattle Basics

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Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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1. A material used in a footbath for cows with foot rot problems is...
XY
Between 6.0 and 6.5
Copper sulfate
75-79.9

2. Endocrinology is the science dealing with _______________.
3 years
62 to 65% moisture
Hormones
Milk fever

3. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
Negative net energy balance
Chine
62 to 65% moisture
45-55

4. In reference to reproduction - What does CL stand for?
3-6 minutes
2000's
Corpus Luteum
They may be bothersome to livestock and other animals

5. What percent of crude protein should a calf starter be?
Two
16-18
Drug residue
Propionic acid

6. When looking at DHI records - what do the letters RHA stand for?
Rolling Herd Average
100
International Dairy Foods Associactions
Reticulum

7. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Udder
Dairy Farmers of America (DFA)
Solids removal
Feed

8. New computerized robotic milk stations are becoming a reality today. They have different names but one common one is MOD system. MOD means...
Holstein
Potassium
Milk on Demand
Cellulose - hemicellulose - and lignin

9. Approximately how many gallons of blood pass through the udder for each gallon of milk produced?
50
45-55
400‐500 gallons
Post-synch

10. What are structural carbohydrates made of?
Sodium
Cellulose - hemicellulose - and lignin
Rolling Herd Average
16-18

11. Which dairy breed has a restriction for disallowing black markings?
Commodity Credit Corporation
Milking Shorthorn
Preparing cows properly
Mycobacterium bovis

12. What is subcutaneous injection?
Administered under the skin
40 degrees F
Cheese
Side by side (head out)

13. What units are used to measure energy?
Calories
Concentrated Animal Feeding Operation
Calcium
Cryoscope

14. It is widely acknowledged that a calcium/phosphorus ration of about ______________ is best for a dairy ration since this mirrors that of the cows' body.
Restraint and control of the animal
2:1
Nitrogen excretion
NAtional Research Council

15. Corn silage stored in sealed upright silos should be ensiled at what moisture?
MyDairy
Rear feet and legs
400‐500 gallons
No less than 60% moisture

16. Heart girth measurements of cows may be used to estimate...
Body weight
Sodium Bicarbonate
Dished
Jersey

17. How many das into a pregnancy can a fetus be sexed by ultrasound?
Lactation records have been adjusted to the same milk fat percentage
After 55 days
Mud - water - and manure
14 days

18. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
30%
75%
20-30%
Guernsey

19. The milk produced on a dairy must be moved through a system of components and piping made from...
Stainless steel
Dairy Farmers of America (DFA)
2:1
Zinc

20. A cow's gestation period is _______ long?
282 days
Food safety and Inspection Service
To add a concentrated form of energy
Vitamin K

21. Which cows have higher protein requirements?
Large Plastic Bags
High-producing pregnant cows
Four or more times
Abomasum

22. A free martin is considered a...
Copper
Preparing cows properly
Transponders
Sterile heifer born twin to a bull

23. Which of the following diseases is not caused by a virus?
Laminitis
5-9 years old
Mastitis
10

24. USAHA
Income over feed costs
Disbudding
You S Animal Health Association
Attract the opposite sex

25. What do nonstructural carbohydrates consist of?
30%
Poll
Plant starch - pectin - and sugar
Brucellosis

26. CCC
The tendency for a group of animals to do the same thing at the same time
Commodity Credit Corporation
15 months
General Agreement on Tariff and Trade

27. When can a heifer calf born twin to a bull be registered?
PGF
Total Production Index
Holstein
When it is proven that she will breed

28. What percent of dry matter in plants is made of carbohydrates?
During the first pregnancy
Esophageal groove
Claw
75%

29. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?
Dairy Comp 305
Bovine Somatotropin
45-55
Farm Service Agency

30. A switch on a cow is...
Digital Dermatitis
During the first pregnancy
The bottom most part of the tail
Beta-carotene

31. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?
45-55
The bacteria Escherichia Coli
3 years
Listeria

32. The rumen of a cow is located...
Bone calcium
90-100
Inguinal
Left side of the body

33. How much more energy do fats contain per unit the carbohydrates and proteins?
Recessive
400 pounds
2.25
Limber leg

34. What is an anion?
A negatively charged ion
During the first pregnancy
The abomasums of a milk fed calf
% Protein

35. After insemination - how long do sperm live in the cow's reproductive tract?
A negatively charged ion
24 hours
A B-Vitamin
They may be bothersome to livestock and other animals

36. What stomach compartments are not developed in a newborn calf?
Rumen and reticulum
Parturient paresis
Carbon
Guernsey

37. What is the reasonable score for body condition at mid-lactation?
9 weeks
International Dairy Foods Associactions
Lactation records have been adjusted to the same milk fat percentage
3.0

38. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency
Vitamin A
Mule-foot
Abortion
Udder - feet and legs - body form - & dairy character

39. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
High % of water
Back flushing
Drug residue
1957

40. What is the most essential nutrient in animal feeding animals and maintaining health?
Water
Increase - 5
2000's
Manure handling procedures

41. The rumen of a mature cow will hold approximately...
Abortion
Solids removal
40 gallons
Citrate

42. What kinds of relationship do cattle and the microorganisms in their rumen share?
Premis ID
Symbiotic
60
Total Production Index

43. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters
A minimum of every 6 months
Drug residue
Pulsator
30%

44. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...
Relative Forage Value
Dairy character
Pastuerized Milk Ordinance
25 gallons

45. A perfect score for a cow according to the Dairy Cow Unified Score Card is...
100
Vibriosis
Chine
Propionic acid

46. Dairy cattle frequently develop milk fever shortly after calving. They become immobile - comatose - and may die without treatment. The treatment typically involves...
Total Digestible Nutrients
Manure handling procedures
Intravenous injection of calcium gluconate
Arteries

47. What bacterium causes cattle tuberculosis (TB)?
Mycobacterium bovis
Alfalfa and Clover
Dairy character
Feed

48. When feeding close-up cows a calcium deficient diet - which gland is simulated?
Parathyroid gland
Total Production Index
20
Neutral Detergent Fiber

49. The standard length of the dry period in dairy cattle is ________?
60 days
Integrated pest management
Calories
Side by side (head out)

50. Fumonsin and zearalenone are examples of...
PH 4.6
Between 28 to 30 days
PGF
Mycotoxins

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Dairy Cattle Basics

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