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Test your basic knowledge |
Dairy Cattle Basics
Start Test
Study First
Subjects
:
industries
,
dairy
Instructions:
Answer 50 questions in 15 minutes.
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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. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.
Twice/day
Texas Commission on Environmental Quality
Flank
Disbudding
2. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?
Premis ID
100
9%
Fat
3. In reference to reproduction - What does CL stand for?
Two times
72
Black leg
Corpus Luteum
4. Colostrum given to a baby calf more than ____________hours old is NOT absorbed and thus does little good.
.39%
24
Esophageal groove
101.5 degrees F
5. 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 ____
National Milk Producers Federation
25
Beta-carotene
Texas Commission on Environmental Quality
6. Alfalfa is an example of ___ in a dairy ration.
50
Roughage
After 200 days of lactation
Food safety and Inspection Service
7. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...
General Agreement on Tariff and Trade
Corpus Luteum
Water
Cows Milk production this month divided by production last month X 100
8. A very popular dairy management software in Texas is...
Dairy Comp 305
Duodenum
Jersey
101.5 degrees F
9. PTAT
3.0
Follicular and luteal
National Milk Producers Federation
Predicted Transmitting Ability-Type
10. CCC
60
Dairy Farmers of America (DFA)
Vitamin K
Commodity Credit Corporation
11. Which dairy breed has a restriction for disallowing black markings?
50 percent
300 + degree
Milking Shorthorn
Income over feed costs
12. The hormone BST is given to dairy cows...
After 200 days of lactation
5
Premis ID
Drug residue
13. NMPF
40 degrees F
National Milk Producers Federation
Holstein
Sickle hocked
14. Which dairy breed's milk is golden-yellow in color?
MyDairy
Sole
Guernsey
Copper sulfate
15. A Milking herd's TMR should be available to cows how many hours throughout the day?
300 + degree
20 to 24
40/60
Retained placenta
16. A very popular dairy management software in Texas is...
Dairy Comp 305
10 days
Nitrogen
18
17. Dairy producers are particularly watchful for zoonotic diseases in their herd. Zoonotic diseases are defined as those that...
2000's
Pass from animals to humans and vice versa
Calcium
Transponders
18. What numerical value does a Holstein cow get when given the classification good?
40 gallons
Milking Shorthorn
75-79.9
XY
19. A dairy cow that has her feet too far forward (under her belly) is said to be...
Sickle hocked
Feeding the cow
Cellulose - hemicellulose - and lignin
2.25
20. Normal body temperature for a dairy cow is _____________.
Pulsator
After 55 days
Calories
101.5 degrees F
21. A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of ______________old.
6 hours
Two times
Premis ID
4 years
22. NRC
Loin and chine
NAtional Research Council
Citrate
Pink eye
23. HTST is a ______________
25
Pasteurizing system
General Agreement on Tariff and Trade
Nonstructural Carbohydrates
24. The dairy breed which produces the highest volume of milk is the...
Nonprotein nitrogen
Esophageal groove
30
Holstein
25. A rolling herd average (RHA) is based on how many months?
Twelve
Solids removal
Holstein
Attract the opposite sex
26. What is the hormone that causes Uterine contractions to assist in parturition?
Oxytocin
750000
6 hours
Clipping and singeing
27. What bacterium causes cattle tuberculosis (TB)?
Mycobacterium bovis
Foreign Agricultural Service
Parturtion
Farm Service Agency
28. What structural carbohydrate component makes older plants less digestible than younger plants?
Lignin
Rolling Herd Average
Gonadotropin Releasing Hormone
During the first pregnancy
29. Dairy heifers need to bred at ________ of age assuming they are at least 65% of their adult weight at that time.
Decreases - increases
Mycobacterium Paratuberculosis
Between 14 and 35 days
15 months
30. What pathway in youg calves direct milk into the abomasum - bypassing the rumen - reticulum - and omasum?
Displaced abomasum
Esophageal groove
Increase - 5
Holstein
31. After a bulk tank is washed and rinsed - beading of water droplets is a sign of _____.
Retained placenta
Cellulose - hemicellulose - and lignin
Fat residue
Reticulum
32. What female hormone causes follicles to begin to develop?
Back flushing
Disbudding
Mastitis
Follicle stimulating hormone
33. The first feeding of colostrum should equal about ___ percent of the calf's body weight?
Prussic acid poisoning
Leukocytes
5
A B-Vitamin
34. USDEC
United States Dairy Export Council
Dished
Allowing them access to their new born calf for the 1st 30 days
Twice/day
35. How many days after parturition should you wait before breeding a cow back?
PGF
Faster
9%
60 days
36. Which one of the following describes biotin?
Extremely fat
Pastuerized Milk Ordinance
A B-Vitamin
Prevent ingested metal objects from interfering with the digestive tract or the respiratory system
37. When referring to rations - what do the letters NFC stand for?
Alfalfa and Clover
Bovine Somatotropin
Water
Non-forage Carbohydrates
38. To dairymen - the most harmful disease impacting milk production and their economic bottom line is...
Between 6.0 and 6.5
Collecting the methane gas being produced and using it as an energy source on the dairy
Mastitis
Retained placenta
39. dairy cow may not reach her highest milk yield until she is...
After 55 days
Duodenum
Dairy Farmers of America (DFA)
5-9 years old
40. The top most part of a cow's head is called the...
Nitrogen
Small intestine
Mixer box on a truck or trailer
Poll
41. ___________ represents the largest daily input cost in producing milk.
5
Feed
Plant starch - pectin - and sugar
Energy
42. Alfalfa is an example of ___ in a dairy ration.
After each use
Roughage
Disbudding
50
43. A switch on a cow is...
European Union
Cheddar cheese
The bottom most part of the tail
3 years
44. Cows have _____ streak canals per teat.
Food safety and Inspection Service
Mastitis
Poor
1
45. Dairy cattle where first successfully cloned in the_______________.
Warning
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on line
183
46. Normal presentation of a calf for parturition will have...
Front feet toward rear of the cow with head - nose first - between them
9 weeks
Fats
United States Dairy Export Council
47. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?
Total Digestible Nutrients
No less than 60% moisture
% Degradable proteins
Very good
48. Bulk tanks must be emptied and cleaned every _____ hours.
80
72
Non-forage Carbohydrates
Body weight
49. If the freezing point of a sample of raw milk is above 30 degrees F this indicates...
After each use
High % of water
20 to 24
Guernsey
50. When a small metal object punctures the stomach wall and causes an infection - the resulting disease is called____________________.
Hardware disease
Propionic acid
Feed
Nonfat Dry Milk
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