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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. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...
Calories
Manure handling procedures
Mastitis
Transponders

2. When doing classification scoring - a cow given the numerical value of 85-89.9 is classified as...
Copper sulfate
Very good
Feed low potassium hay - silage - and anionic salts to dry cows
A negatively charged ion

3. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
Transponders
Follicular and luteal
Negative net energy balance
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system

4. On the PDCA Unified Dairy Score Card - the category 'feet and legs' accounts for how many points?
Between 28 to 30 days
It has a lower vacuum requirement
20
Two

5. What percent of crude protein should a calf starter be?
16-18
Potassium
Niacin
60 days

6. Protein is a combination of amino acids. The amino acids are unique among compounds involved in nutrition because they contaIn what element?
Nitrogen
Guernsey
Chine
Cellulose - hemicellulose - and lignin

7. FSIS
Mycobacterium bovis
Oxytocin
24
Food safety and Inspection Service

8. Dairy Farmers frequently place a stomach magnet into their cows to...
305 days
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
Sire conception rate
Vitamin A

9. A dairyman may milk in a rapid exit barn. This simply means that...
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
Ringworm
Enteritis
United States Dairy Export Council

10. BVD
Bovine Viral Diarrhea
Predicted Transmitting Ability-Type
Guernsey
Cows Milk production this month divided by production last month X 100

11. Which mineral is found in high concentrations in soft tissues such as the pancreas - liver - and kidney?
87%
Zinc
50
Reduce the incidence of mastitis

12. Each animal inherits certain genes from both parents. What percentage of genes does a calf receive from its sire?
Dairy character
50 percent
50
Calcium

13. Quality forage is critical for acow's milk production. Many people evaluate hay based upon its green color; others think the color is a poor indication of nutrient composition. However - green colored hay is generally considered to have a higher ____
International Dairy Foods Associactions
Clipping and singeing
Milk fever
Beta-carotene

14. USDEC
Integrated pest management
80
United States Dairy Export Council
Once every 12 months

15. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?
Guernsey
Parturient paresis
Chine
60 days

16. Corn silage - stored in upright - top-unloading silos - should be chopped at which percent moisture?
14 days
Guernsey
750000
62 to 65% moisture

17. What is a common name for infectious kerato conjunctivitis?
Pink eye
They may be bothersome to livestock and other animals
% Degradable proteins
3.5-4.0

18. When discussing feed mixers - What is the range of manufacturers recommmended mixing times?
Lactation records have been adjusted to the same milk fat percentage
3-6 minutes
Epinephrine
Sire conception rate

19. What structural carbohydrate component makes older plants less digestible than younger plants?
Total Mixed Ration
Post-synch
Lignin
1957

20. The rumen of a mature cow will hold approximately...
8.62 pounds
40 gallons
Udder - feet and legs - body form - & dairy character
400‐500 gallons

21. In regards to dairy production RHA refers to...
GTPI
You S Animal Health Association
Rolling Herd Average
The initiation of milk secretion

22. Some Texas dairymen are placing Bermuda and/or corn forage into ______________ for fermentation and silage production.
Large Plastic Bags
Progesterone
Abortion
Fat

23. When a small metal object punctures the stomach wall and causes an infection - the resulting disease is called____________________.
Water
Hardware disease
Farm Service Agency
Net Energy

24. What is the most abundant mineral in the body?
Limber leg
Displaced abomasum
Reticulum
Calcium

25. What machine is used to determine if water has been added to milk?
75-79.9
Twelve
Cryoscope
Lactose intolerance

26. HTST is a ______________
Mycobacterium bovis
Pasteurizing system
Fat
Reduce the incidence of mastitis

27. After insemination - how long do sperm live in the cow's reproductive tract?
70%
Digital Dermatitis
24 hours
Fat

28. Abortion in the last trimester of pregnancy is often caused by_______________.
Brucellosis
Between 28 to 30 days
3.0
During the first pregnancy

29. Which hormone produced by the uterus causes regression of the corpus luteum?
Integrated pest management
Duodenum
PGF
European Union

30. Colostrum given to a baby calf more than ____________hours old is NOT absorbed and thus does little good.
Parturtion
24
NAtional Research Council
Poll

31. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?
Pink eye
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
Retained placenta
Sickle hocked

32. Corn silage stored in sealed upright silos should be ensiled at what moisture?
No less than 60% moisture
Urea
Net Energy
35 to 40%

33. Which of the following is the most popular type of cheese in the United States?
Cheddar
4 years
Omasum
PH 4.6

34. In cows - salmonellosis infections are most common in those that have calved within __________.
6 hours
Modified Live Virus
Nonfat Dry Milk
10 days

35. Which dairy breed has a restriction for disallowing black markings?
5
Milking Shorthorn
A minimum of every 6 months
Mule-foot

36. HTST is a ______________
Pasteurizing system
Limber leg
Integrated pest management
Vitamin A

37. A Babcock test may be used to measure the __________ % of milk.
Parturtion
50 percent
In the cell wall
Fat

38. What female hormone causes follicles to begin to develop?
Cellulose - hemicellulose - and lignin
Holstein
6 hours
Follicle stimulating hormone

39. What is a TMR to a dairy person?
Collecting the methane gas being produced and using it as an energy source on the dairy
Blind quarter
Very good
Total Mixed Ration

40. Milking time is best reduced by...
Preparing cows properly
Limber leg
Escherichia coli
Rumen

41. GnRH
Total Mixed Ration
The initiation of milk secretion
Gonadotropin Releasing Hormone
XY

42. Name the three common places Coliforms are found.
Holstein
20 to 24
Mud - water - and manure
Progesterone

43. 'Thurl position' is a trait evaluated in the ________ category on the PDCA Unified Scorecard?
Rear feet and legs
Sodium Bicarbonate
40/60
The bacteria Escherichia Coli

44. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?
Body weight
Holstein
45-55
25-30

45. When a cow comes into heat every few days - she is referred to as?
No less than 60% moisture
4 years
Calories
Cystic

46. What is the average production lifetime of a dairy cow?
Dished
Chine
Corpus Luteum
3 years

47. The hormone BST is given to dairy cows...
80
After 200 days of lactation
Front feet toward rear of the cow with head - nose first - between them
5

48. Feeding bulky feeds during the dry period and gradually bringing fresh cows back on grain are ways to prevent...
Displaced abomasum
3 years
Parallels out performed herringbones by nearly 8%
Enteritis

49. What is a cation?
Flank
A positively charged ion
Pulsator
4 years

50. What should the pH of a 'close up' Holstein's urine be?
Beta-carotene
Cryoscope
Brucellosis
Between 6.0 and 6.5