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. When referring to rations - what do the letters NFC stand for?






2. About 90% of U.S. dairies use a __________ milking schedule.






3. A cow with high lactation persistence is important for a dairy's economic success. Lactation persistency is...






4. In the reproductive tract of a dairy cow - how many uterine horns are there?






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






6. Young dairy calves frequently suffer and may die due to scours. The chief cause of deadly scours at this age is...






7. BST is the acronym for what compound?






8. The hooks and pins on an animal relate most closely to the...






9. This bacteria causes 'Circling Disease' in cattle...






10. What manure waste management puts solids in a bin and lets it degrade?






11. The hooks and pins on an animal relate most closely to the...






12. At how many days can pregnancy be detected by palpation?






13. Which one of the following is NOT classified as a water soluble-vitamin?






14. How many days after breeding can a pregnancy be detected by ultrasound?






15. On the PDCA Unified Dairy Score Card - the category 'feet and legs' accounts for how many points?






16. Colostrum has approximately _____ calcium - as does regular milk.






17. Dairy rations - especially those for high producing cows - may be buffered to maintain a desirable rumen pH. The most common buffering agent for this is...






18. The most common pathogen found in raw milk is...






19. A material used in a footbath for cows with foot rot problems is...






20. Milk sugars are not very soluble. Some people have difficulty hydrolyzing them in their bodies. This problem is called _________________.






21. What is the scientific term for birth?






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






23. 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






24. BVD






25. Which dairy breed's milk is golden-yellow in color?






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






27. What hormone is responsible for maintaining pregnancy?






28. NSC






29. Recent research traits have shown that dairy cows prefer to be milked __________ times/day if they are able to choose.






30. Foot Rot is scientifically known as what?






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






32. What is the sex chromosome configuration of a male calf?






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






34. BFP






35. The number one reason for culling in U.S. dairy herds is...






36. Dairy cattle frequently develop milk fever shortly after calving. They become immobile - comatose - and may die without treatment. The treatment typically involves...






37. 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?






38. What describes the fraction of the ration proteins - which is broken down by digestive enzymes and utilized by rumen bacteria?






39. Lactation is unique to _________.






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






41. When comparing bulls for artificial insemination - What does 'SCR' stand for?






42. In reference to reproduction - What does CL stand for?






43. Fear can disrupt milk letdown in a cow. The hormone released that causes this disruption is...






44. IDFA






45. The hormone ______________ stimulates milk let down and may be administered via injection - when necessary after parturition.






46. Generally - high-producing Holsteins eat ___________ pounds of dry matter per day?






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






48. How many days after parturition should you wait before breeding a cow back?






49. When referring to milk test used at the processing plant - What is a DMC?






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