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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. What units are used to measure energy?
They may be bothersome to livestock and other animals
Calories
Good plus
300 + degree
2. The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the...
Water
Jersey
Basic Formula Price
The bottom most part of the tail
3. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...
Udder
.39%
Dairy character
Enteritis
4. Hairy Heel Wart is scientifically known as what?
Digital Dermatitis
Administered under the skin
50
30
5. 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?
Alfalfa and Clover
PH 4.6
Reticulum
Pasteurizing system
6. How much water can a lactating cow consume in one day?
Dairy character
Percentage of Difficult Births in Heifers
Solids removal
25 gallons
7. Milk with over_____________ somatic cell count cannot legally be shipped in the United States?
5
A positively charged ion
Milk fever
750000
8. Dairy cattle have a ________ field of vision to their front
Cheddar
300 + degree
16-18
Calories
9. What numerical value does a Holstein cow get when given the classification excellent?
Left side of the body
12-14 weeks
90-100
Water
10. NFDM
Nonfat Dry Milk
Pastuerized Milk Ordinance
Bangs
The weaving gait of affected cattle
11. What percent of crude protein should a calf starter be?
Listeria
International Dairy Foods Associactions
16-18
10%
12. Fresh milk - at a dairy - is required to be cooled to a minimum of 50 degrees F within 4 hours time after milking. However many larger dairies are using a _______________ to accomplish this within minutes.
Omasum
Direct Microscopic Counts
Plate chiller
1957
13. When does the greatest mammary tissue growth occur during a cow's life?
Recessive
Increase - 5
Heat detection and conception rates
During the first pregnancy
14. Which trait is worth the most points according to the Dairy Cow Unified Score Card?
Digital Dermatitis
Small Intestine
Udder
Flank
15. How is a dairy's RHA calculated?
Very good
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.
Dairy Comp 305
Pink eye
16. Which mineral functions in maintaining osmotic pressure - acid-base balance - and body fluid balance?
Extremely fat
Registered Holstein Ancestry
Reproductive failure
Sodium
17. 98% of somatic cells are...
20000000
Feed low potassium hay - silage - and anionic salts to dry cows
Modified Live Virus
Leukocytes
18. When discussing feed mixers - What is the range of manufacturers recommmended mixing times?
50-80%
3-6 minutes
3 years
Mixer box on a truck or trailer
19. One ejaculation from a bull typically contains _________________ sperm
5000000
Cellulose - hemicellulose - and lignin
Administered via blood vessels
Digestive
20. HTST is a ______________
Milking Shorthorn
Pasteurizing system
Carbon Dioxide Gas
Predicted Transmitting Ability-Type
21. Dairy cows need roughage to concentrate ratio of approximately ______________ to maintain the desired fat content in the milk.
40/60
Front feet toward rear of the cow with head - nose first - between them
Fats
High-producing pregnant cows
22. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters
3 years
Pulsator
30 hours
10
23. Which part of the digestive tract is responsible for absorbing excess water?
Farm Service Agency
Zinc
45-55
Large intestines
24. The two main problems that effect reproduction are...
The bacteria Escherichia Coli
Pink eye
Heat detection and conception rates
Faster
25. Endocrinology is the science dealing with _______________.
Fat
Guernsey
Niacin
Hormones
26. What is the most essential nutrient in animal feeding animals and maintaining health?
Cheddar cheese
Poll
Nitrogen excretion
Water
27. Dry cows need 0.8 percent K in their diet. What element is K?
Magnesium
Potassium
70% moisture
Copper
28. Proponents of global warming having accused cows of being a major factor. This is due to their release of...
Cows Milk production this month divided by production last month X 100
30 hours
Carbon Dioxide Gas
282 days
29. What combines the Predicted Transmitting Ability for protein - fat - type and udder composite index and ranks the animal on its ability to transmit a balance of these four traits
You S Animal Health Association
Mammals
Holstein
Total Production Index
30. GATT
Decreases - increases
Digestive
General Agreement on Tariff and Trade
750000
31. A material used in a footbath for cows with foot rot problems is...
MyDairy
Hardware disease
Clipping and singeing
Copper sulfate
32. When doing classification scoring - a cow given the numerical value of 85-89.9 is classified as...
Very good
2000's
75-79.9
Heifer
33. Heart girth measurements of cows may be used to estimate...
Duodenum
It is not necessary to supplement the intake of Vitamin B complex
Twice/day
Body weight
34. What is the reasonable score for body condition at mid-lactation?
Retained placenta
Non-forage Carbohydrates
Holstein
3.0
35. In the standard protocol for cleaning milking equipment - which of the following is not one of the four phases of cleaning?
Sickle hocked
Between 14 and 35 days
6 hours
Back flushing
36. Some Texas dairymen are placing Bermuda and/or corn forage into ______________ for fermentation and silage production.
45-55
Esophageal groove
50
Large Plastic Bags
37. Where are structural carbohydrates found in the plant?
In the cell wall
50 percent
Two weeks prior to calving
Reticulum
38. What type of mastitis is the easiest to cure?
Administered via blood vessels
Swollen hock
Streptococus agalactae
Nonprotein nitrogen
39. CCC
Between 28 to 30 days
Milking Shorthorn
Commodity Credit Corporation
25
40. EU
Heat detection and conception rates
European Union
Administered via blood vessels
No less than 60% moisture
41. The two U.S. dairy breeds that originated in the Channel Islands off the coast of France are...
Cheddar
Fat
2:1
Guernsey and Jersey
42. What trait with the only positive genetic correlation to milk production?
Dairy character
Rumen
A B-Vitamin
Loin and chine
43. ___________ represents the largest daily input cost in producing milk.
Rear feet and legs
Decreases - increases
The initiation of milk secretion
Feed
44. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?
Retained placenta
Feed
Premis ID
A positively charged ion
45. The Global Dairy Agenda for Action is a pledge to reduce _______ emissions in an attempt to address global warming?
Carbon
A positively charged ion
Streptococus agalactae
Heifer
46. A Milking herd's TMR should be available to cows how many hours throughout the day?
Sodium Bicarbonate
The initiation of milk secretion
20 to 24
Inguinal
47. A calf's birth weight is approximately ________% of its' mature weight.
Cellulose - hemicellulose - and lignin
Collecting the methane gas being produced and using it as an energy source on the dairy
5
Follicle stimulating hormone
48. When the environmental temperature falls below 30°F - the normal diet of a young calf should be supplemented with _______________?
Energy
The bottom most part of the tail
Two weeks prior to calving
Sire conception rate
49. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?
Dairy Farmers of America (DFA)
XY
3.0
400‐500 gallons
50. FSA
Fat
Rolling Herd Average
Rolling Herd Average
Farm Service Agency