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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. Which dairy breed's milk is golden-yellow in color?
100
Guernsey
5
Front feet toward rear of the cow with head - nose first - between them

2. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...
Gonadotropin Releasing Hormone
Leukocytes
Transponders
Ringworm

3. About 90% of U.S. dairies use a __________ milking schedule.
Retained placenta
Sodium Bicarbonate
Twice/day
Low blood levvels of ionized calcium

4. What are the two types of ovarian cysts?
Reduce the incidence of mastitis
Follicular and luteal
The abomasums of a milk fed calf
30

5. When referring to rations - what do the letters NFC stand for?
Zinc
Back flushing
Non-forage Carbohydrates
Small intestine

6. What are the two types of ovarian cysts?
Follicular and luteal
Between 14 and 35 days
Recessive
Front feet toward rear of the cow with head - nose first - between them

7. What is intra musclular injection?
Omasum
Administered in the muscle
305 days
Texas Commission on Environmental Quality

8. Which one of the following is not classified as a fat‐soluble vitamin?
100
Vitamin B
Corpus Luteum
It is not necessary to supplement the intake of Vitamin B complex

9. If a dairy bull has been genetically tested to determine his genomic make-up - this will be indicated on his pedigree by what letters?
GTPI
Mycobacterium bovis
Zinc
60 days

10. FSIS
Food safety and Inspection Service
Cows Milk production this month divided by production last month X 100
5
When it is proven that she will breed

11. _________ is a compound that is fermented for flavor in buttermilk and sour cream.
Large intestines
Potassium
50-80%
Citrate

12. What bacterium causes Johne's disease in cattle?
Decreases - increases
Pass from animals to humans and vice versa
Sickle hocked
Mycobacterium Paratuberculosis

13. When is the best time to feed anionic salts to dairy cows?
50
Mycobacterium bovis
Texas Commission on Environmental Quality
Two weeks prior to calving

14. What is Milk Fever paresis caused by?
Low blood levvels of ionized calcium
Streptococus agalactae
Foreign Agricultural Service
Direct Microscopic Counts

15. Lactation is unique to _________.
Lignin
Bangs
Black leg
Mammals

16. Hairy Heel Wart is scientifically known as what?
Intravenous injection of calcium gluconate
To add a concentrated form of energy
Digital Dermatitis
Between 14 and 35 days

17. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
Between 6.0 and 6.5
Milk fever
National Milk Producers Federation
20-30%

18. According to recent USDA surveys - What is the most popular age to wean dairy calves?
To add a concentrated form of energy
Animal Improvement Program Lab
9 weeks
Composting

19. Which dairy breed originated in the central part of the European continent?
5-9 years old
75%
305 days
Brown Swiss

20. When feeding close-up cows a calcium deficient diet - which gland is simulated?
After 200 days of lactation
Parathyroid gland
Four or more times
Registered Holstein Ancestry

21. A dairy expects to cull approximately _________% of their herd each year.
Two times
25-30
Parallels out performed herringbones by nearly 8%
3 years

22. A material used in a footbath for cows with foot rot problems is...
Total Mixed Ration
Copper sulfate
Feed
8.62 pounds

23. What manure waste management puts solids in a bin and lets it degrade?
The bacteria Escherichia Coli
Composting
Food Animal Residue Avoidance Databank
Citrate

24. A ____________gene in Black and White Holsteins is responsible for the red and white color being expressed at times...
Recessive
Increase - 5
Vitamin A
Propionic acid

25. Protein is a combination of amino acids. The amino acids are unique among compounds involved in nutrition because they contaIn what element?
Mule-foot
40 gallons
Lignin
Nitrogen

26. Where are non-degradable proteins absorbed?
Zinc
Small Intestine
Parathyroid gland
Magnesium

27. If the freezing point of a sample of raw milk is above 30 degrees F this indicates...
Premis ID
Methane
High % of water
Epinephrine

28. Which hormone produced by the uterus causes regression of the corpus luteum?
PGF
Mycobacterium bovis
24
5

29. Cows treated with BST typically show an increase in milk production of...
10%
After each use
Mule-foot
Milking Shorthorn

30. Many dairy bulls have their nose pierced with a ring in it. This allows for...
Holstein
A B-Vitamin
Feed low potassium hay - silage - and anionic salts to dry cows
Restraint and control of the animal

31. What acid is formed when nonstructural carbohydrates are digested in the rumen?
Hardware disease
Propionic acid
Guernsey and Jersey
A positively charged ion

32. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...
Sole
Rump
Negative net energy balance
Foreign Agricultural Service

33. What are two methods for shortening udder hair?
70%
Rumen and reticulum
Clipping and singeing
16-18

34. The number one reason for culling in U.S. dairy herds is...
80
Reproductive failure
Reduce the incidence of mastitis
Mycobacterium Paratuberculosis

35. The rumen of a cow is located...
Texas Commission on Environmental Quality
Left side of the body
Energy
Restraint and control of the animal

36. Blood vessels that transport blood away from the heart are called...
Administered in the muscle
Food Animal Residue Avoidance Databank
Arteries
International Dairy Foods Associactions

37. A rolling herd average (RHA) is based on how many months?
Twelve
Brown Swiss
3.5-4.0
90-100

38. What mineral is necessary for hemoglobin formation?
45-55
Niacin
Modified Live Virus
Copper

39. A disease causing air bubbles under the skin and usually results in rapid death is __________.
Swollen hock
Nitrogen
The bottom most part of the tail
Black leg

40. What is the classification for a Holstein cow given the numerical value of less than 70?
MyDairy
62 to 65% moisture
Poor
A national dairy farmer-funded program that is used to help stabilize milk prices

41. The major advantage of a 'low-line' milk line as compared to the older 'high-line' is...
30 hours
20-30%
Chine
It has a lower vacuum requirement

42. Fats are broken down by a dairy cow In what part of her body?
A negatively charged ion
45-55
Small intestine
Mycobacterium bovis

43. Milk sugars are not very soluble. Some people have difficulty hydrolyzing them in their bodies. This problem is called _________________.
Lactose intolerance
5-9 years old
Front feet toward rear of the cow with head - nose first - between them
Omasum

44. What machine is used to determine if water has been added to milk?
Vibriosis
9 weeks
Cryoscope
Bone calcium

45. USDEC
United States Dairy Export Council
Zinc
Jersey
Mastitis

46. How many das into a pregnancy can a fetus be sexed by ultrasound?
Twelve
90-100
After 55 days
90-100

47. Many dairy bulls have their nose pierced with a ring in it. This allows for...
Plate chiller
National Farmers Organization
Mastitis
Restraint and control of the animal

48. What trait with the only positive genetic correlation to milk production?
Alfalfa and Clover
Food Animal Residue Avoidance Databank
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
Dairy character

49. Many dairymen 'dock' the tail on their cows much to the chagrin of Animals Rights groups. They believe This is necessary to...
Reduce the incidence of mastitis
High % of water
It is not necessary to supplement the intake of Vitamin B complex
25-30

50. A very popular dairy management software in Texas is...
High-producing pregnant cows
Faster
Large Plastic Bags
Dairy Comp 305