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Dairy Cattle Basics

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Answer 50 questions in 15 minutes.
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1. When sanitizing milking equipment with water - the temperature must be a minimum of 170 degrees F and the utensils are to be under the flow of water for ____________ minute(s).
Potassium
To give birth
Abomasum
5

2. How many grams of lactose are in an 8 oz. glass of milk?
Basic Formula Price
Energy
Very good
10

3. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...
Black leg
Enteritis
Hardware disease
Duodenum

4. Which part of an animal touches the ground if he/she is walking on a correct set of feet and legs?
GTPI
Mammals
Sole
Holstein

5. What is the classification for a Holstein cow given the numerical value 80-84.9?
Holstein
Sodium
70% moisture
Good plus

6. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...
GTPI
Guernsey and Jersey
75%
72

7. NFDM
Nonfat Dry Milk
Milking Shorthorn
Symbiotic
Cheddar cheese

8. The most common pathogen found in raw milk is...
Niacin
Large intestines
Escherichia coli
400 pounds

9. When discussing lactation records - What does the term 'fat corrected milk' mean?
Follicle stimulating hormone
Pass from animals to humans and vice versa
Lactation records have been adjusted to the same milk fat percentage
Copper

10. %DBH
Percentage of Difficult Births in Heifers
Progesterone
Left side of the body
NAtional Research Council

11. Which system of the cow's body is most affected by paratuberculosis?
To add a concentrated form of energy
Restraint and control of the animal
Enteritis
Digestive

12. The most costly form of mastitis is?
Subclinical
The bottom most part of the tail
% Protein
When it is proven that she will breed

13. After a bulk tank is washed and rinsed - beading of water droplets is a sign of _____.
The influence of the sire of the cow on calving ease
Two times
Enteritis
Fat residue

14. In reference to reproduction - What does CL stand for?
Nitrogen
Corpus Luteum
Cystic
Displaced abomasum

15. What are the two types of ovarian cysts?
Follicular and luteal
Carbon Dioxide Gas
5
The bacteria Escherichia Coli

16. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?
Large intestines
Texas Commission on Environmental Quality
Roughage
45-55

17. Milk that is low in SCC has more casein - which is a primary component in _______?
Percentage of Difficult Births in Heifers
Back flushing
Milk on Demand
Cheese

18. Milk that is low in SCC has more casein - which is a primary component in _______?
Cheese
Between 6.0 and 6.5
Displaced abomasum
Predicted Transmitting Ability-Type

19. Brucellosis is also know as...
Bangs
Brown Swiss
Udder
3-6 minutes

20. After insemination - how long do sperm live in the cow's reproductive tract?
24 hours
Vitamin B
Back flushing
Farm Service Agency

21. A Babcock test may be used to measure the __________ % of milk.
Sodium Bicarbonate
Digestive
Fat
Holstein

22. Where are non-degradable proteins absorbed?
Small Intestine
Between 6.0 and 6.5
Composting
70%

23. Endocrinology is the science dealing with _______________.
Hormones
Calcium
24 hours
18

24. Dairy rations - especially those for high producing cows - may be buffered to maintain a desirable rumen pH. The most common buffering agent for this is...
Sodium Bicarbonate
101.5 degrees F
Pastuerized Milk Ordinance
10 days

25. FAS
Foreign Agricultural Service
Fat
24 hours
Pastuerized Milk Ordinance

26. Heart girth measurements of cows may be used to estimate...
Beta-carotene
Body weight
Increase - 5
Sodium Bicarbonate

27. New computerized robotic milk stations are becoming a reality today. They have different names but one common one is MOD system. MOD means...
The weaving gait of affected cattle
Dairy Comp 305
Interdigital phlegmon
Milk on Demand

28. An average Holstein cow should give _______ pounds per day for each lactation.
Dairy Comp 305
50
50-70
2000's

29. Colostrum has approximately _____ calcium - as does regular milk.
Two times
Progesterone
Methane
National Farmers Organization

30. What is the approximate time of ovulation in cattle after the beginning of heat?
30 hours
16-18
40 degrees F
Holstein

31. When a cow comes into heat every few days - she is referred to as?
18
Cystic
A positively charged ion
National Farmers Organization

32. When does the greatest mammary tissue growth occur during a cow's life?
Longer than 1.5 inches
A negatively charged ion
Cows Milk production this month divided by production last month X 100
During the first pregnancy

33. What machine is used to determine if water has been added to milk?
Cryoscope
Increase - 5
75-79.9
9 weeks

34. Brucellosis is also know as...
Abomasum
North American Free Trade Agreement
Bangs
35 to 40%

35. What is a TMR to a dairy person?
25 gallons
Total Mixed Ration
Dairy Farmers of America (DFA)
400‐500 gallons

36. GnRH
Pulsator
Water
Abomasum
Gonadotropin Releasing Hormone

37. Why is fat added to dairy rations?
In the cell wall
To add a concentrated form of energy
Milk fever
25 gallons

38. Which dairy breed's milk is golden-yellow in color?
Mixer box on a truck or trailer
Drug residue
Sodium
Guernsey

39. A Milking herd's TMR should be available to cows how many hours throughout the day?
Administered under the skin
20 to 24
Administered under the skin
282 days

40. Foot Rot is scientifically known as what?
Hormones
Blind quarter
Feeding the cow
Interdigital phlegmon

41. The breed of dairy cattle that can be roan - all red - all white - or even spotted red and white is...
Milking Shorthorn
Bangs
Two
Bovine Somatotropin

42. A ____________gene in Black and White Holsteins is responsible for the red and white color being expressed at times...
Recessive
Holstein
Listeria
Parallels out performed herringbones by nearly 8%

43. What are two methods for shortening udder hair?
Roughage
Water
Clipping and singeing
2:1

44. The number one reason for culling in U.S. dairy herds is...
Mastitis
Loin and chine
Reproductive failure
The tendency for a group of animals to do the same thing at the same time

45. Producers using BST must give their cows an injection of it every...
Fats
Brown Swiss
14 days
Milk on Demand

46. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Holstein
Dairy Farmers of America (DFA)
Farm Service Agency
Bangs

47. In dairy cows - What is the name of the disease caused by the organisms Staph Aureus - Strep Uberis - and Klebsiella?
Mastitis
Ringworm
Energy
Jersey

48. Dairy Farmers frequently place a stomach magnet into their cows to...
Propionic acid
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
Mammals
Total Production Index

49. The source of rennet (a substance used in cheese making) is...
Once every 12 months
Potassium
The abomasums of a milk fed calf
50 percent

50. If the freezing point of a sample of raw milk is above 30 degrees F this indicates...
1
High % of water
Vitamin A
Magnesium

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Dairy Cattle Basics

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