Test your basic knowledge |

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






2. 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.






3. As a rule of thumb when milk production ________ - the milk fat content _______






4. How frequently should an average freshen?






5. Milk fever is also (scientifically) known as what?






6. For best results calves should be fed colostrum within ____ hours of calving...






7. The first feeding of colostrum should equal about ___ percent of the calf's body weight?






8. Many dairy bulls have their nose pierced with a ring in it. This allows for...






9. Cow comfort has been linked to milk production in numerous research studies. Not an example of a way to improve cow comfort used by dairymen?






10. Which part of an animal touches the ground if he/she is walking on a correct set of feet and legs?






11. Which of the compartments of a cow's four-compartment stomach acts as the true stomach?






12. What is lactogenesis?






13. A dairyman may milk in a rapid exit barn. This simply means that...






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






15. What percent of milk is water?






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






17. A very popular dairy management software in Texas is...






18. Normal presentation of a calf for parturition will have...






19. Approximately how many gallons of blood pass through the udder for each gallon of milk produced?






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






21. USDEC






22. According to the NRC - what percent calcium should a dry cow ration contain?






23. What is the accepted standard length for a lactation record in dairy cattle?






24. Blood vessels that transport blood away from the heart are called...






25. Proponents of global warming having accused cows of being a major factor. This is due to their release of...






26. NRC






27. Which of the following is not a commonly usedestrus synchronization program for dairy cattle?






28. BFP






29. The dairy breed which produces the highest volume of milk is the...






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






31. If you add sugar to a milk product - you must ______ the minimum pasteurization temperature by _____ degrees F.






32. 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?






33. A Milking herd's TMR should be available to cows how many hours throughout the day?






34. A calf's birth weight is approximately ________% of its' mature weight.






35. When a cow comes into heat every few days - she is referred to as?






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






37. When feeding close-up cows a calcium deficient diet - which gland is simulated?






38. After a bulk tank is washed and rinsed - beading of water droplets is a sign of _____.






39. In regards to pedigrees - What is a RHA?






40. What units are used to measure energy?






41. Which system of the cow's body is most affected by paratuberculosis?






42. 'Weaver Syndrome' is most often found in the _______________dairy breed?






43. One of the highest heritability traits for milk is...






44. What bacterium causes cattle tuberculosis (TB)?






45. Adequate consumption of long fiber roughage is important to both milk production and herd heath. A long fiber roughage is one that is...






46. GATT






47. The rear quarters produce __________% of the daily milk yield.






48. Foot Rot is scientifically known as what?






49. NFDM






50. When evaluating a dairy ration - what do the letters TDN stand for?