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Dairy Cattle Basics

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Heart girth measurements of cows may be used to estimate...
300 + degree
62 to 65% moisture
Body weight
Intravenous injection of calcium gluconate

2. Lactation is unique to _________.
18
Mammals
Carbon
Nonprotein nitrogen

3. NFDM
Hormones
60 days
Nonfat Dry Milk
National Farmers Organization

4. Body condition scores form 1 to 5 are used to track herd health and nutrition. Dry cows should have a body score from...
3.5-4.0
It has a lower vacuum requirement
Abomasum
Guernsey

5. What mineral is necessary for hemoglobin formation?
10%
400 pounds
50
Copper

6. What is the average production lifetime of a dairy cow?
PH 4.6
3 years
Total Digestible Nutrients
National Milk Producers Federation

7. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...
Sole
18
It has a lower vacuum requirement
Preparing cows properly

8. In the ruminant digestive system - which to the following is the name of first section of the small intestine that is connected to the abomasum?
Cheddar
Duodenum
85
Relative Forage Value

9. What is intra musclular injection?
Energy
Administered in the muscle
Sire conception rate
International Dairy Foods Associactions

10. GnRH
Abortion
Mycotoxins
Displaced abomasum
Gonadotropin Releasing Hormone

11. In regards to pedigrees - What is a RHA?
Brown Swiss
Chine
Registered Holstein Ancestry
Cellulose - hemicellulose - and lignin

12. Proponents of global warming having accused cows of being a major factor. This is due to their release of...
Carbon Dioxide Gas
Sickle hocked
Vitamin A
Holstein

13. What female hormone causes follicles to begin to develop?
Interdigital phlegmon
Retained placenta
Follicle stimulating hormone
Modified Live Virus

14. The most costly form of mastitis is?
Subclinical
Dished
Feeding the cow
Carbon

15. USAHA
Esophageal groove
Milk fever
30%
You S Animal Health Association

16. BST is the acronym for what compound?
Bovine Somatotropin
5
Sole
Plate chiller

17. What percent of dry matter in plants is made of carbohydrates?
Pink eye
Extremely fat
75%
5

18. When the environmental temperature falls below 30°F - the normal diet of a young calf should be supplemented with _______________?
5-9 years old
Energy
To add a concentrated form of energy
Calcium

19. Which one of the following describes biotin?
To give birth
Brucellosis
40 gallons
A B-Vitamin

20. How frequently should an average freshen?
9%
Propionic acid
After 55 days
Once every 12 months

21. 'Weaver Syndrome' is most often found in the _______________dairy breed?
20000000
Interdigital phlegmon
Brown Swiss
Corpus Luteum

22. What is intravenous injection?
Twice/day
35 to 40%
Administered via blood vessels
Pass from animals to humans and vice versa

23. What are the four composite indexes calculated by the Holstein Association?
Reduce the incidence of mastitis
Milking Shorthorn
In the cell wall
Udder - feet and legs - body form - & dairy character

24. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?
Vitamin B
During the first pregnancy
Prussic acid poisoning
25

25. Lactation is unique to _________.
Calcium
Mammals
Rumen
Vitamin A

26. What is lactogenesis?
High-producing pregnant cows
72
The initiation of milk secretion
Brucellosis

27. Which body part is located more towards the front of the animal?
Brown Swiss
2.25
Flank
282 days

28. When the environmental temperature falls below 30°F - the normal diet of a young calf should be supplemented with _______________?
Energy
Stainless steel
Low blood levvels of ionized calcium
Water

29. An average Holstein cow should give _______ pounds per day for each lactation.
Parallels out performed herringbones by nearly 8%
Pulsator
50
Twice/day

30. How many das into a pregnancy can a fetus be sexed by ultrasound?
The bacteria Escherichia Coli
During the first pregnancy
Integrated pest management
After 55 days

31. The top most part of a cow's head is called the...
Texas Commission on Environmental Quality
Texas Commission on Environmental Quality
Poll
75%

32. Which purebred dairy breed association introduced a 'dairy price stabilization' program in 2009?
70% moisture
Holstein
Longer than 1.5 inches
Front feet toward rear of the cow with head - nose first - between them

33. USAHA
Total Mixed Ration
12-14 weeks
Parathyroid gland
You S Animal Health Association

34. USDEC
70% moisture
Preparing cows properly
Manure handling procedures
United States Dairy Export Council

35. Adequate consumption of long fiber roughage is important to both milk production and herd heath. A long fiber roughage is one that is...
Subclinical
Lactation records have been adjusted to the same milk fat percentage
Mixer box on a truck or trailer
Longer than 1.5 inches

36. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
Premis ID
Good plus
Sodium
PH 4.6

37. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...
400‐500 gallons
9%
Guernsey and Jersey
Twice/day

38. What are the four composite indexes calculated by the Holstein Association?
High-producing pregnant cows
Administered via blood vessels
High % of water
Udder - feet and legs - body form - & dairy character

39. When evaluating a dairy ration - what do the letters TDN stand for?
Leukocytes
Holstein
Total Digestible Nutrients
1

40. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?
Modified Live Virus
A negatively charged ion
1957
By dividing the total amount of milk produced in the past 365 days by the total number of cow years in the herd last year.

41. 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...
Digital Dermatitis
Sodium Bicarbonate
Fats
Milking Shorthorn

42. The annual sale of dairy semen exceeds __________ straws.
Sickle hocked
Rump
20000000
Cystic

43. Cheddar cheese accounts for ____ % of American type cheeses made in the U.S.
80
Parturient paresis
Small intestine
Reduce the incidence of mastitis

44. Young dairy calves frequently suffer and may die due to scours. The chief cause of deadly scours at this age is...
Good plus
Small Intestine
Pass from animals to humans and vice versa
The bacteria Escherichia Coli

45. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?
Front feet toward rear of the cow with head - nose first - between them
Guernsey and Jersey
9%
A national dairy farmer-funded program that is used to help stabilize milk prices

46. What ration ingredients contain the highest concentration of energy?
Brucellosis
Bangs
Fats
Energy

47. As a rule of thumb when milk production ________ - the milk fat content _______
Methane
60 days
10 days
Decreases - increases

48. Limber leg is found most often in the ____________ dairy breed?
Jersey
Black leg
Interdigital phlegmon
80

49. One of the highest heritability traits for milk is...
Twice/day
The bottom most part of the tail
Post-synch
% Protein

50. Fats are broken down by a dairy cow In what part of her body?
Relative Forage Value
Water
Small intestine
Progesterone