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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. NMPF
National Milk Producers Federation
Recessive
Front feet toward rear of the cow with head - nose first - between them
Mammals

2. As a rule of thumb when milk production ________ - the milk fat content _______
Decreases - increases
To add a concentrated form of energy
Hormones
Increase - 5

3. Which system of the cow's body is most affected by paratuberculosis?
Reproductive failure
Digestive
Front feet toward rear of the cow with head - nose first - between them
High % of water

4. In cows - salmonellosis infections are most common in those that have calved within __________.
Body weight
85
A national dairy farmer-funded program that is used to help stabilize milk prices
10 days

5. What is a cation?
MyDairy
Premis ID
A positively charged ion
Holstein

6. The standard length of the dry period in dairy cattle is ________?
It has a lower vacuum requirement
Water
9%
60 days

7. According to recent USDA surveys - What is the most popular age to wean dairy calves?
60
To add a concentrated form of energy
9 weeks
Composting

8. Milking time is best reduced by...
Preparing cows properly
Reduce the incidence of mastitis
Pasteurizing system
Symbiotic

9. What is an anion?
Hormones
After 200 days of lactation
A negatively charged ion
Feeding the cow

10. What are structural carbohydrates made of?
Lignin
2.25
Cellulose - hemicellulose - and lignin
Feed

11. Reduced gestation length and retained placenta typically are the first symptoms of _________________ vitamin deficiency
Longer than 1.5 inches
Vitamin A
Longer than 1.5 inches
Plate chiller

12. A switch on a cow is...
The bottom most part of the tail
Milk fever
300 + degree
Progesterone

13. CCC
Brown Swiss
Heat detection and conception rates
Nonprotein nitrogen
Commodity Credit Corporation

14. What bacterium causes cattle tuberculosis (TB)?
Stainless steel
40 degrees F
Mycobacterium bovis
.39%

15. Bulk tanks must be emptied and cleaned every _____ hours.
Udder
Reduce the incidence of mastitis
72
% Degradable proteins

16. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...
It has a lower vacuum requirement
16-18
Niacin
Claw

17. The medical name tarsal hygroma - a commonaliment of dairy cows is commonly called...
Oxytocin
Nonstructural Carbohydrates
Swollen hock
Transponders

18. Ways to avoid milk fever in cows
Water
Feed low potassium hay - silage - and anionic salts to dry cows
Vitamin A
Cystic

19. Colostrum has approximately _____ calcium - as does regular milk.
Two times
2000's
300 + degree
Solids removal

20. Brucellosis is also know as...
Bangs
Hardware disease
Mycobacterium Paratuberculosis
Vitamin A

21. What is the hormone that causes Uterine contractions to assist in parturition?
Oxytocin
Disbudding
.39%
Lactation records have been adjusted to the same milk fat percentage

22. Pest Predators will travel up to ____ yards to find their food source (fly pupae).
Heat detection and conception rates
Mule-foot
80
Extremely fat

23. What breed is known to produce milk over a greater number of years than all other breeds?
After 200 days of lactation
60 days
Hardware disease
Brown Swiss

24. NAFTA
Rump
North American Free Trade Agreement
Relative Forage Value
Progesterone

25. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...
It has a lower vacuum requirement
Niacin
Food Animal Residue Avoidance Databank
90-100

26. Mule-foot is found most often in ___________dairy breed?
A positively charged ion
Holstein
100%
Two weeks prior to calving

27. When compared to normal corn silage - brown mid-rib corn silage has more energy and high digestibility. This is due largely to its lower content of__________.
% Protein
Zinc
Lignin
Percentage of Difficult Births in Heifers

28. A rolling herd average (RHA) is based on how many months?
Carbon
Between 28 to 30 days
Modified Live Virus
Twelve

29. What manure waste management puts solids in a bin and lets it degrade?
Brown Swiss
Composting
PGF
Direct Microscopic Counts

30. In regards to dairy production RHA refers to...
Abortion
Rolling Herd Average
Post-synch
Food Animal Residue Avoidance Databank

31. What ration ingredients contain the highest concentration of energy?
Sterile heifer born twin to a bull
2000's
Post-synch
Fats

32. A ____________gene in Black and White Holsteins is responsible for the red and white color being expressed at times...
Recessive
To give birth
Rolling Herd Average
Holstein

33. When referring to rations - what do the letters NFC stand for?
Non-forage Carbohydrates
Total Mixed Ration
% Degradable proteins
20 to 24

34. Fumonsin and zearalenone are examples of...
Sodium
Mycotoxins
Neutral Detergent Fiber
Nonfat Dry Milk

35. 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.
2:1
Water
Food Animal Residue Avoidance Databank
Large intestines

36. Body condition scores form 1 to 5 are used to track herd health and nutrition. Dry cows should have a body score from...
Very good
Large Plastic Bags
3.5-4.0
United States Dairy Export Council

37. What is subcutaneous injection?
Administered under the skin
30%
Mud - water - and manure
Transponders

38. What are the four composite indexes calculated by the Holstein Association?
Preparing cows properly
50
Texas Commission on Environmental Quality
Udder - feet and legs - body form - & dairy character

39. What mineral is necessary for hemoglobin formation?
Abomasum
Parathyroid gland
Between 28 to 30 days
Copper

40. NSC
GTPI
Nonstructural Carbohydrates
Low blood levvels of ionized calcium
Composting

41. What percent of milk is water?
87%
After 200 days of lactation
Transponders
Listeria

42. Cow comfort has been linked to milk production in numerous research studies. Not an example of a way to improve cow comfort used by dairymen?
Sire conception rate
International Dairy Foods Associactions
Allowing them access to their new born calf for the 1st 30 days
Feed

43. A dairy cow that has her feet too far forward (under her belly) is said to be...
Texas Commission on Environmental Quality
Sickle hocked
Two
Administered in the muscle

44. Proponents of global warming having accused cows of being a major factor. This is due to their release of...
When it is proven that she will breed
Carbon Dioxide Gas
% Protein
Restraint and control of the animal

45. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
Ringworm
30
Copper
Back flushing

46. Which dairy breed's milk is golden-yellow in color?
Four or more times
Predicted Transmitting Ability-Type
Guernsey
10%

47. What is a cation?
A positively charged ion
Total Production Index
Cheddar
Good plus

48. Which of the following is the most popular type of cheese in the United States?
NAtional Research Council
The tendency for a group of animals to do the same thing at the same time
100%
Cheddar

49. When referring to rations - what do the letters NFC stand for?
To add a concentrated form of energy
Food safety and Inspection Service
Two
Non-forage Carbohydrates

50. When examining feed rations - what do the letters NDF stand for?
Between 6.0 and 6.5
Extremely fat
Neutral Detergent Fiber
Side by side (head out)