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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.
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. To maintain margins - you should be monitoring and making decisions based on your herd's IOFC. What do the initials IOFC stand for?
Income over feed costs
Abomasum
Omasum
Mixer box on a truck or trailer
2. What units are used to measure energy?
Parturient paresis
Calories
The weaving gait of affected cattle
Listeria
3. FSA
Farm Service Agency
Nonstructural Carbohydrates
% Degradable proteins
Brucellosis
4. Where are degradable proteins broken down?
Texas Commission on Environmental Quality
Holstein
No less than 60% moisture
Rumen
5. When looking at DHI records - what do the letters RHA stand for?
75%
Recessive
Administered in the muscle
Rolling Herd Average
6. What is lactogenesis?
2.25
Mammals
Reproductive failure
The initiation of milk secretion
7. Which one of the following is the name of the part of the cow's back that lies between the withers and the loin?
Abomasum
GTPI
Longer than 1.5 inches
Chine
8. In reference to reproduction - What does CL stand for?
305 days
Dairy character
Corpus Luteum
Percentage of Difficult Births in Heifers
9. 'Thurl position' is a trait evaluated in the ________ category on the PDCA Unified Scorecard?
Milk on Demand
NAtional Research Council
Rear feet and legs
A positively charged ion
10. Dairy Management Inc. introduced the _______ social media program for dairy advocates?
MyDairy
After each use
Twelve
Magnesium
11. How much more energy do fats contain per unit the carbohydrates and proteins?
2.25
Direct Microscopic Counts
PH 4.6
Concentrated Animal Feeding Operation
12. A bovine female which has not had a calf is a...
Heifer
The bacteria Escherichia Coli
Oxytocin
Sterile heifer born twin to a bull
13. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.
Magnesium
International Dairy Foods Associactions
Mud - water - and manure
Animal Improvement Program Lab
14. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...
20-30%
Enteritis
Rear feet and legs
Transponders
15. What manure waste management method runs manure across a press and squeezes the water out?
Solids removal
Concentrated Animal Feeding Operation
4 years
282 days
16. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?
Foreign Agricultural Service
9%
PH 4.6
Reduce the incidence of mastitis
17. Brucellosis is also know as...
3.0
Bangs
Calcium
Limber leg
18. 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__________.
35 to 40%
8.62 pounds
The tendency for a group of animals to do the same thing at the same time
Lignin
19. What trait with the only positive genetic correlation to milk production?
Parallels out performed herringbones by nearly 8%
Parallels out performed herringbones by nearly 8%
Solids removal
Dairy character
20. The number one reason for culling in U.S. dairy herds is...
Displaced abomasum
Vitamin A
Reproductive failure
Displaced abomasum
21. Ways to avoid milk fever in cows
Rumen and reticulum
Feed low potassium hay - silage - and anionic salts to dry cows
Dairy Farmers of America (DFA)
Large Plastic Bags
22. What is the approximate time of ovulation in cattle after the beginning of heat?
30 hours
General Agreement on Tariff and Trade
Heat detection and conception rates
Stainless steel
23. When looking at DHI records - what do the letters RHA stand for?
Rolling Herd Average
Carbon
Transponders
Oxytocin
24. What bacterium causes cattle tuberculosis (TB)?
9%
Mycobacterium bovis
Back flushing
Increase - 5
25. Manure digesters convert _______________ fuel into electricity.
Between 6.0 and 6.5
Methane
Cheddar
Intravenous injection of calcium gluconate
26. Which of the following is not a commonly usedestrus synchronization program for dairy cattle?
Front feet toward rear of the cow with head - nose first - between them
Post-synch
Pasteurizing system
Commodity Credit Corporation
27. Normal body temperature for a dairy cow is _____________.
101.5 degrees F
Predicted Transmitting Ability-Type
Pass from animals to humans and vice versa
Dairy character
28. The hormone ______________ stimulates milk let down and may be administered via injection - when necessary after parturition.
The cows leave the milkers via an alley wide enough to allow 2 or more cows side by side
NAtional Research Council
Oxytocin
Income over feed costs
29. Which hormone produced by the uterus causes regression of the corpus luteum?
PGF
Bovine Somatotropin
Total Production Index
5000000
30. Feeding proper rations during the summer is important for both cow comfort and maintaining milk production. Which nutrient is most important during the summer months?
Water
Silage
Allowing them access to their new born calf for the 1st 30 days
60 days
31. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...
20-30%
Nitrogen
Brucellosis
Calories
32. Dairy producers are particularly watchful for zoonotic diseases in their herd. Zoonotic diseases are defined as those that...
A positively charged ion
Pass from animals to humans and vice versa
Solids removal
Very good
33. Many dairy bulls have their nose pierced with a ring in it. This allows for...
Restraint and control of the animal
Texas Commission on Environmental Quality
Plant starch - pectin - and sugar
Guernsey
34. A cow's gestation period is _______ long?
282 days
Large Plastic Bags
60
Zinc
35. In regards to pedigrees - What is a RHA?
Registered Holstein Ancestry
25 gallons
Interdigital phlegmon
Foreign Agricultural Service
36. The hooks and pins on an animal relate most closely to the...
Two times
Silage
Rump
3.5-4.0
37. Manure management is a major concern for most modern - large-scale dairies. The newest management techniques being used involve...
Oxytocin
Collecting the methane gas being produced and using it as an energy source on the dairy
80
Bovine Somatotropin
38. Regarding feed formulation - What does CAD stand for?
Composting
Oxytocin
The bacteria Escherichia Coli
Cation-Anion Difference
39. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters
The abomasums of a milk fed calf
Pulsator
Stainless steel
400‐500 gallons
40. Dairy Management Inc. introduced the _______ social media program for dairy advocates?
MyDairy
Pass from animals to humans and vice versa
Mycobacterium bovis
National Farmers Organization
41. In the reproductive tract of a dairy cow - how many uterine horns are there?
Restraint and control of the animal
A minimum of every 6 months
Two
Manure handling procedures
42. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
Basic Formula Price
Retained placenta
Water
Sodium
43. What ration ingredients contain the highest concentration of energy?
Sire conception rate
Fats
Left side of the body
Negative net energy balance
44. What manure waste management method runs manure across a press and squeezes the water out?
Solids removal
400 pounds
Niacin
Fat
45. When referring to rations - what do the letters NFC stand for?
Relative Forage Value
Non-forage Carbohydrates
Claw
Mastitis
46. Young dairy calves frequently suffer and may die due to scours. The chief cause of deadly scours at this age is...
United States Dairy Export Council
The bacteria Escherichia Coli
European Union
3.5-4.0
47. NSC
The bottom most part of the tail
Nonstructural Carbohydrates
.39%
Feed
48. What does the term freshen mean in relation the dairy production?
To give birth
To add a concentrated form of energy
Blind quarter
No less than 60% moisture
49. 98% of somatic cells are...
Leukocytes
Nonprotein nitrogen
Administered via blood vessels
50-80%
50. The rumen of a mature cow will hold approximately...
3.0
Carbon
40 gallons
Administered in the muscle