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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. Cows that are at risk of developing ketosis can be fed what vitamin to help prevent ketosis?
Niacin
% Degradable proteins
Milk on Demand
Longer than 1.5 inches

2. Which system of the cow's body is most affected by paratuberculosis?
10%
Sodium
Flank
Digestive

3. The portion of the milker unit that first receives the milk as it is withdrawn from the cow is the...
Premis ID
Nonstructural Carbohydrates
3-6 minutes
Claw

4. When examining feed rations - what do the letters NDF stand for?
Vitamin K
Neutral Detergent Fiber
Propionic acid
100%

5. What female hormone causes follicles to begin to develop?
9%
Beta-carotene
Sole
Follicle stimulating hormone

6. Texas dairies normally must be permitted by the ___________before they begin operations.
Omasum
Vitamin A
Texas Commission on Environmental Quality
Preparing cows properly

7. When evaluating a dairy ration - what do the letters TDN stand for?
High % of water
After 200 days of lactation
Total Digestible Nutrients
Udder

8. What is the most abundant mineral in the body?
Follicular and luteal
Calcium
750000
400‐500 gallons

9. A ____________ is usually necessary when feeding Dairy Cows TMR rations.
Mixer box on a truck or trailer
% Protein
Pastuerized Milk Ordinance
Two weeks prior to calving

10. High potassium intake will decrease a cows ability to mobilize what?
Bone calcium
Integrated pest management
Fats
Vitamin A

11. After a bulk tank is washed and rinsed - beading of water droplets is a sign of _____.
Fat residue
10 days
Lactation records have been adjusted to the same milk fat percentage
Cheddar

12. What is an anion?
A negatively charged ion
Swollen hock
Laminitis
Food Animal Residue Avoidance Databank

13. According to the NRC - what percent calcium should a dry cow ration contain?
Enteritis
Brown Swiss
.39%
Parturient paresis

14. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?
A minimum of every 6 months
9%
Plant starch - pectin - and sugar
Guernsey

15. When is the best time to feed anionic salts to dairy cows?
Dairy Comp 305
Two weeks prior to calving
6 hours
Decreases - increases

16. If the freezing point of a sample of raw milk is above 30 degrees F this indicates...
High % of water
Citrate
Two
Preparing cows properly

17. What type of mastitis is the easiest to cure?
Streptococus agalactae
Calories
14 days
A national dairy farmer-funded program that is used to help stabilize milk prices

18. Milking time is best reduced by...
282 days
Corpus Luteum
Preparing cows properly
9%

19. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Income over feed costs
Dairy character
Dairy Farmers of America (DFA)
Two times

20. Milking time is best reduced by...
During the first pregnancy
Predicted Transmitting Ability-Type
Preparing cows properly
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side

21. The hooks and pins on an animal relate most closely to the...
35 to 40%
Poll
Dairy Farmers of America (DFA)
Rump

22. Which of the compartments of a cow's four-compartment stomach acts as the true stomach?
Citrate
Ringworm
Milk on Demand
Abomasum

23. What is the accepted standard length for a lactation record in dairy cattle?
Premis ID
Prussic acid poisoning
305 days
750000

24. In regards to pedigrees - What is a RHA?
Between 6.0 and 6.5
Collecting the methane gas being produced and using it as an energy source on the dairy
Poor
Registered Holstein Ancestry

25. The dairy breed which produces the highest volume of milk is the...
International Dairy Foods Associactions
750000
Holstein
2:1

26. If there are large numbers of flies around the dairy barn - what should be the first thing to be examined in an attempt to solve the fly problem?
Lignin
Manure handling procedures
Guernsey
Side by side (head out)

27. What is Milk Fever paresis caused by?
A positively charged ion
5
Energy
Low blood levvels of ionized calcium

28. IPM
Integrated pest management
Parathyroid gland
The initiation of milk secretion
Dairy Comp 305

29. FSIS
Small Intestine
400 pounds
% Degradable proteins
Food safety and Inspection Service

30. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?
2.25
45-55
Holstein
Abomasum

31. New computerized robotic milk stations are becoming a reality today. They have different names but one common one is MOD system. MOD means...
Mastitis
87%
Plate chiller
Milk on Demand

32. Bovine Progressive Degenerative Myeloencephalopathy (BPDME) is better known as Weaver Syndrome because of...
The weaving gait of affected cattle
Black leg
Rolling Herd Average
Negative net energy balance

33. Endocrinology is the science dealing with _______________.
Hormones
Recessive
24 hours
3 years

34. BST is the acronym for what compound?
Twice/day
Oxytocin
Bovine Somatotropin
Milking Shorthorn

35. The most common pathogen found in raw milk is...
Restraint and control of the animal
Rear feet and legs
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
Escherichia coli

36. Which part of an animal touches the ground if he/she is walking on a correct set of feet and legs?
Two
70%
9%
Sole

37. When can a heifer calf born twin to a bull be registered?
Holstein
PGF
Abomasum
When it is proven that she will breed

38. What numerical value does a Holstein cow get when given the classification excellent?
Oxytocin
90-100
Post-synch
% Protein

39. When referring to milk test used at the processing plant - What is a DMC?
The bottom most part of the tail
Direct Microscopic Counts
PH 4.6
300 + degree

40. A free martin is considered a...
Cellulose - hemicellulose - and lignin
24 hours
Sterile heifer born twin to a bull
Abortion

41. In regards to dairy production RHA refers to...
Feed low potassium hay - silage - and anionic salts to dry cows
Rolling Herd Average
Guernsey
Subclinical

42. How did parallels perform when compared to herringbones?
Pass from animals to humans and vice versa
Parallels out performed herringbones by nearly 8%
24
25-30

43. What hormone is responsible for maintaining pregnancy?
Progesterone
75-79.9
Mule-foot
Symbiotic

44. The dairy breed which produces the highest volume of milk is the...
Lignin
Holstein
15 months
The abomasums of a milk fed calf

45. When examining feed rations - what do the letters NDF stand for?
8.62 pounds
Copper
75%
Neutral Detergent Fiber

46. The topline of a cow is made up of the...
Loin and chine
Prussic acid poisoning
Foreign Agricultural Service
Vitamin A

47. _________ is a compound that is fermented for flavor in buttermilk and sour cream.
Udder - feet and legs - body form - & dairy character
PH 4.6
70%
Citrate

48. The hormone BST is given to dairy cows...
Pulsator
After 200 days of lactation
Restraint and control of the animal
282 days

49. When the environmental temperature falls below 30°F - the normal diet of a young calf should be supplemented with _______________?
Energy
Texas Commission on Environmental Quality
Solids removal
Twelve

50. What combines the Predicted Transmitting Ability for protein - fat - type and udder composite index and ranks the animal on its ability to transmit a balance of these four traits
Sodium
Total Production Index
Plate chiller
Urea