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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. When can a heifer calf born twin to a bull be registered?
Nitrogen excretion
When it is proven that she will breed
Heifer
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side

2. Which of the following is an infectious disease?
Listeria
Pass from animals to humans and vice versa
Mixer box on a truck or trailer
Ringworm

3. FARAD
Food Animal Residue Avoidance Databank
The tendency for a group of animals to do the same thing at the same time
Brown Swiss
Calcium

4. How frequently should an average freshen?
50-80%
Once every 12 months
3-6 minutes
During the first pregnancy

5. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
100
2:1
Loin and chine
Back flushing

6. On the PDCA Unified Dairy Score Card - the category 'dairy strength' accounts for how many points?
90-100
25
2.25
National Milk Producers Federation

7. What is another term for the lowest lateral regions of the abdomen - near the groin?
Inguinal
Nitrogen
Lignin
Rumen

8. The hormone BST is given to dairy cows...
After 200 days of lactation
5000000
4 years
Animal Improvement Program Lab

9. NFDM
Milk fever
Follicle stimulating hormone
Nonfat Dry Milk
Water

10. Dairy cattle where first successfully cloned in the_______________.

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11. Alfalfa is an example of ___ in a dairy ration.
Roughage
Propionic acid
Urea
Large Plastic Bags

12. How is a dairy's RHA calculated?
Dairy Farmers of America (DFA)
Between 14 and 35 days
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.
Mule-foot

13. IPM
National Milk Producers Federation
Integrated pest management
Guernsey and Jersey
Fat residue

14. Recent research traits have shown that dairy cows prefer to be milked __________ times/day if they are able to choose.
Animal Improvement Program Lab
Water
Lignin
Four or more times

15. How many grams of lactose are in an 8 oz. glass of milk?
GTPI
Potassium
10
Parturtion

16. Heritability for milk production in dairy cattle is...
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
30%
Cellulose - hemicellulose - and lignin
Propionic acid

17. What is lactogenesis?
Mule-foot
The initiation of milk secretion
Parallels out performed herringbones by nearly 8%
Digital Dermatitis

18. A dairy cow that has her feet too far forward (under her belly) is said to be...
Bovine Somatotropin
Milk fever
Calories
Sickle hocked

19. In reference to reproduction - What does CL stand for?
Relative Forage Value
Corpus Luteum
Dairy Comp 305
Blind quarter

20. In order to prevent bloat - the feed additive Poloxalene is often added to feed rations for cows that are grazing. Which of the following grazed forages are most likely to cause bloat?
Heat detection and conception rates
3 years
10
Alfalfa and Clover

21. On average - how many weekd after freshening does a cow's dry matter intake peak?
National Milk Producers Federation
12-14 weeks
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
A national dairy farmer-funded program that is used to help stabilize milk prices

22. Colostrum has approximately _____ calcium - as does regular milk.
Back flushing
Two times
Displaced abomasum
Solids removal

23. What percent of milk is water?
87%
20
Zinc
Inguinal

24. Fear can disrupt milk letdown in a cow. The hormone released that causes this disruption is...
Epinephrine
60 days
Digital Dermatitis
Dairy Comp 305

25. Which dairy breed originated in the central part of the European continent?
Cryoscope
Net Energy
Brown Swiss
Negative net energy balance

26. A perfect score for a cow according to the Dairy Cow Unified Score Card is...
GTPI
10%
100
3 years

27. When doing classification scoring - a cow given the numerical value of 85-89.9 is classified as...
4 years
Integrated pest management
18
Very good

28. When does the greatest mammary tissue growth occur during a cow's life?
Front feet toward rear of the cow with head - nose first - between them
60 days
During the first pregnancy
Nitrogen excretion

29. What is the reasonable score for body condition at mid-lactation?
3.0
Rumen and reticulum
Milking Shorthorn
Increase - 5

30. What is a cation?
A positively charged ion
Potassium
70%
Hormones

31. Corn silage stored in sealed upright silos should be ensiled at what moisture?
No less than 60% moisture
9%
Parturtion
80

32. Which trait is worth the most points according to the Dairy Cow Unified Score Card?
Citrate
Reticulum
Black leg
Udder

33. GnRH
Holstein
Gonadotropin Releasing Hormone
Lactose intolerance
Bovine Somatotropin

34. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Dairy Farmers of America (DFA)
It is not necessary to supplement the intake of Vitamin B complex
A national dairy farmer-funded program that is used to help stabilize milk prices
Follicle stimulating hormone

35. Dairy Farmers frequently place a stomach magnet into their cows to...
1
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
Recessive
Methane

36. FSA
Large intestines
Lignin
The influence of the sire of the cow on calving ease
Farm Service Agency

37. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?
Retained placenta
305 days
9%
The tendency for a group of animals to do the same thing at the same time

38. Milk should be below what temperature before it is transferred to a milk truck?
Chine
40 degrees F
Bovine Viral Diarrhea
Udder - feet and legs - body form - & dairy character

39. This vitamin plays a role in the coagulation of blood...
Reduce the incidence of mastitis
Between 6.0 and 6.5
Large intestines
Vitamin K

40. What female hormone causes follicles to begin to develop?
Black leg
United States Dairy Export Council
Progesterone
Follicle stimulating hormone

41. Manure management is a major concern for most modern - large-scale dairies. The newest management techniques being used involve...
Udder
Loin and chine
Collecting the methane gas being produced and using it as an energy source on the dairy
Recessive

42. FARAD
Abomasum
High-producing pregnant cows
Food Animal Residue Avoidance Databank
40 gallons

43. What is a common name for infectious kerato conjunctivitis?
Bangs
High-producing pregnant cows
Reproductive failure
Pink eye

44. FSIS
Food safety and Inspection Service
Parturtion
Jersey
Sodium Bicarbonate

45. When discussing nutrition - What does NPN stand for?
Digital Dermatitis
Nonprotein nitrogen
Longer than 1.5 inches
Administered in the muscle

46. When looking at DHI records - what do the letters RHA stand for?
50-70
Bovine Viral Diarrhea
Income over feed costs
Rolling Herd Average

47. A ____________ is usually necessary when feeding Dairy Cows TMR rations.
During the first pregnancy
Copper
Mixer box on a truck or trailer
Pulsator

48. Parallel milk barns typically have several cows on each side. The cows are arranged in a ____________ fashion in this barn.
Front feet toward rear of the cow with head - nose first - between them
Side by side (head out)
Inguinal
Oxytocin

49. Which system of the cow's body is most affected by paratuberculosis?
Udder
XY
Post-synch
Digestive

50. 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__________.
Cellulose - hemicellulose - and lignin
Brown Swiss
Milking Shorthorn
Lignin