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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. Bulk tanks must be emptied and cleaned every _____ hours.
72
40/60
Oxytocin
60 days

2. What pathway in youg calves direct milk into the abomasum - bypassing the rumen - reticulum - and omasum?
Nonfat Dry Milk
50 percent
Chine
Esophageal groove

3. What is lactogenesis?
Claw
Restraint and control of the animal
The initiation of milk secretion
Zinc

4. NFDM
Carbon Dioxide Gas
Nonfat Dry Milk
5-9 years old
A positively charged ion

5. What is the scientific term for birth?
Water
Parturtion
Total Mixed Ration
Twelve

6. Texas dairies normally must be permitted by the ___________before they begin operations.
A minimum of every 6 months
Texas Commission on Environmental Quality
25-30
Milking Shorthorn

7. In regards to dairy production RHA refers to...
Longer than 1.5 inches
Manure handling procedures
Rolling Herd Average
Beta-carotene

8. On the PDCA Unified Dairy Score Card - the category 'feet and legs' accounts for how many points?
20
Brown Swiss
Sodium Bicarbonate
High % of water

9. A very popular dairy management software in Texas is...
Dairy Comp 305
Back flushing
Nitrogen
Food Animal Residue Avoidance Databank

10. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
During the first pregnancy
Roughage
50 percent
Disbudding

11. How many days after breeding can a pregnancy be detected by ultrasound?
Udder
Between 28 to 30 days
5-9 years old
Stainless steel

12. Jersey cattle are characterized by having a ______________ face...
Dished
Mastitis
Vitamin A
Predicted Transmitting Ability-Type

13. Which one of the following describes biotin?
Good plus
Listeria
A B-Vitamin
5-9 years old

14. Allelomimetic behavior is defined as...
Sire conception rate
3.5-4.0
The tendency for a group of animals to do the same thing at the same time
Bovine Viral Diarrhea

15. In cows - salmonellosis infections are most common in those that have calved within __________.
Digestive
In the cell wall
10 days
Mastitis

16. Allelomimetic behavior is defined as...
87%
Heifer
Nitrogen
The tendency for a group of animals to do the same thing at the same time

17. Pest Predators will travel up to ____ yards to find their food source (fly pupae).
Nonfat Dry Milk
Zinc
80
5

18. Which part of the digestive tract is responsible for absorbing excess water?
Lactose intolerance
Abomasum
Large intestines
Vitamin A

19. The rumen of a mature cow will hold approximately...
40 gallons
Ringworm
General Agreement on Tariff and Trade
62 to 65% moisture

20. 98% of somatic cells are...
Leukocytes
15 months
Parturient paresis
Rumen and reticulum

21. Cows have _____ streak canals per teat.
87%
1957
Escherichia coli
1

22. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?
Lignin
9%
72
Mycobacterium Paratuberculosis

23. At how many days can pregnancy be detected by palpation?
Between 14 and 35 days
Lactation records have been adjusted to the same milk fat percentage
Holstein
National Farmers Organization

24. What is the largest cost on most U.S. dairy farms?
Reduce the incidence of mastitis
40 degrees F
Feed
Income over feed costs

25. What trait with the only positive genetic correlation to milk production?
Increase - 5
Dairy character
Animal Improvement Program Lab
70% moisture

26. How many chromosomes does the nucleus of each reproductive cell have in dairy cattle?
3.0
Foreign Agricultural Service
Manure handling procedures
30

27. How much more energy do fats contain per unit the carbohydrates and proteins?
2.25
Plant starch - pectin - and sugar
Mule-foot
The bottom most part of the tail

28. PTAT
Predicted Transmitting Ability-Type
Listeria
Longer than 1.5 inches
Rumen

29. Many dairymen 'dock' the tail on their cows much to the chagrin of Animals Rights groups. They believe This is necessary to...
Abomasum
Bone calcium
Reduce the incidence of mastitis
Carbon Dioxide Gas

30. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
Cellulose - hemicellulose - and lignin
% Degradable proteins
Potassium
Progesterone

31. What percent of lactating dairy cows have oxytocin in their bloodstreams during milking?
Large intestines
Net Energy
A B-Vitamin
100%

32. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...
Cows Milk production this month divided by production last month X 100
High % of water
Milking Shorthorn
In the cell wall

33. GnRH
Gonadotropin Releasing Hormone
100
Good plus
Pastuerized Milk Ordinance

34. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...
3-6 minutes
Nonprotein nitrogen
Guernsey and Jersey
Epinephrine

35. Normal body temperature for a dairy cow is _____________.
When it is proven that she will breed
Dairy Farmers of America (DFA)
Claw
101.5 degrees F

36. FSIS
Food safety and Inspection Service
Nonstructural Carbohydrates
Preparing cows properly
Listeria

37. A bovine female which has not had a calf is a...
85
Composting
Heifer
Mycobacterium Paratuberculosis

38. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
Feeding the cow
Cation-Anion Difference
20-30%
Interdigital phlegmon

39. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
XY
Food safety and Inspection Service
Dairy Farmers of America (DFA)
Bovine Somatotropin

40. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
10 days
Disbudding
Jersey
Copper

41. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?
Back flushing
1957
Low blood levvels of ionized calcium
400 pounds

42. FARAD
Pasteurizing system
Food Animal Residue Avoidance Databank
After 200 days of lactation
Hardware disease

43. What manure waste management puts solids in a bin and lets it degrade?
Composting
72
Retained placenta
2.25

44. When examining feed rations - what do the letters NDF stand for?
Neutral Detergent Fiber
European Union
Follicular and luteal
Milk on Demand

45. What is the reasonable score for body condition at mid-lactation?
A national dairy farmer-funded program that is used to help stabilize milk prices
Twice/day
3.0
MyDairy

46. %DBH
Once every 12 months
Food safety and Inspection Service
European Union
Percentage of Difficult Births in Heifers

47. NRC
Commodity Credit Corporation
Neutral Detergent Fiber
NAtional Research Council
2:1

48. A ____________ is usually necessary when feeding Dairy Cows TMR rations.
Jersey
40 gallons
Abomasum
Mixer box on a truck or trailer

49. Which trait is worth the most points according to the Dairy Cow Unified Score Card?
Relative Forage Value
Listeria
Bangs
Udder

50. What is the classification for a Holstein cow given the numerical value of less than 70?
Left side of the body
Poor
5
50 percent

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Dairy Cattle Basics

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