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Dairy Cattle Basics

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. Which one of the following is the largest dairy milk marketing cooperative in the U.S.?






2. %DBH






3. Which of the following diseases is not caused by a virus?






4. The rumen of a cow is located...






5. When discussing nutrition - What does NPN stand for?






6. The source of rennet (a substance used in cheese making) is...






7. One ejaculation from a bull typically contains _________________ sperm






8. When can a heifer calf born twin to a bull be registered?






9. How is a dairy's RHA calculated?






10. When discussing lactation records - What does the term 'fat corrected milk' mean?






11. What female hormone causes follicles to begin to develop?






12. How much water can a lactating cow consume in one day?






13. Coccidia infection can occur when calves are 4 to 8 weeks old. Coccidia causes...






14. A cow's gestation period is _______ long?






15. Dry cows need 0.8 percent K in their diet. What element is K?






16. Alfalfa is an example of ___ in a dairy ration.






17. ___________ represents the largest daily input cost in producing milk.






18. The _____________is the device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters






19. Which reproductive condition results when the fetal membranes remain within the uterus for an extended period following parturition?






20. In what year did the Holstein Association start its program of recording carriers of Undesirable Recessive Traits?






21. Milk traits - i.e. fat - protein - SNF and etc. - tend to have a heritability of about...






22. Regarding feed formulation - What does CAD stand for?






23. Brucellosis is also know as...






24. Many dairymen 'dock' the tail on their cows much to the chagrin of Animals Rights groups. They believe This is necessary to...






25. According to the American Veterinary Medicine Association - the preferred method of dehorning young calves is_________.






26. A rolling herd average (RHA) is based on how many months?






27. What percent of the cows feed intake is consumed during the daylight hours?






28. Rotary Parlors or Carousel milk barns have the advantage of being ________________ when compared to other type barns.






29. Mule-foot is found most often in ___________dairy breed?






30. Hairy Heel Wart is scientifically known as what?






31. What numerical value does a Holstein cow get when given the classification good?






32. The breed of dairy cattle that can be roan - all red - all white - or even spotted red and white is...






33. When looking at DHI records - what do the letters RHA stand for?






34. Which trait is worth the most points according to the Dairy Cow Unified Score Card?






35. Many dairies place bands on their cows necks or feet - with black boxes containing electronic I.D. - production - management information. These units are called...






36. How many grams of lactose are in an 8 oz. glass of milk?






37. A mutation where calves have little or no control over the movement of their legs is called...






38. Grass Tetany may occur in early lactation cows grazing lush - heavily - fertilized pastures. Grass Tetany is caused by a ______________deficiency.






39. What does the term freshen mean in relation the dairy production?






40. What structural carbohydrate component makes older plants less digestible than younger plants?






41. A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of ______________old.






42. At what isoelectric point (point at which proteins have net zero charge) do caseins precipitate?






43. To dairymen - the most harmful disease impacting milk production and their economic bottom line is...






44. Colostrum given to a baby calf more than ____________hours old is NOT absorbed and thus does little good.






45. PTAT






46. What ration ingredients contain the highest concentration of energy?






47. The condition in which the cow is giving more milk than nutrients that she is consuming in feed is called...






48. A dairy cow that has her feet too far forward (under her belly) is said to be...






49. Dairy cows produce milk that is relatively high in B complex vitamins. Because they are ruminants...






50. What is the most abundant mineral in the body?







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