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. What percentage of whole milk is fat when compared on a dry matter basis?






2. Which one of the following is not classified as a fat‐soluble vitamin?






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






4. The typical lactation curve shows a dairy cow reaching her peak production about ________days into the lactation cycle.






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






6. To maintain margins - you should be monitoring and making decisions based on your herd's IOFC. What do the initials IOFC stand for?






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






8. New computerized robotic milk stations are becoming a reality today. They have different names but one common one is MOD system. MOD means...






9. NMPF






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






11. Cows treated with BST typically show an increase in milk production of...






12. NSC






13. What percent of lactating dairy cows have oxytocin in their bloodstreams during milking?






14. What acid is formed when nonstructural carbohydrates are digested in the rumen?






15. What is the largest cost on most U.S. dairy farms?






16. What is a common name for infectious kerato conjunctivitis?






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






18. What should the pH of a 'close up' Holstein's urine be?






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






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






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






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






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






24. Manure digesters convert _______________ fuel into electricity.






25. EU






26. Dairy heifers need to bred at ________ of age assuming they are at least 65% of their adult weight at that time.






27. How many das into a pregnancy can a fetus be sexed by ultrasound?






28. When reffering to vaccinations - what do the letters MLV stand for?






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






30. A ____________ is usually necessary when feeding Dairy Cows TMR rations.






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






32. How many das into a pregnancy can a fetus be sexed by ultrasound?






33. What is a cation?






34. The milk produced on a dairy must be moved through a system of components and piping made from...






35. What state agency regulates waste management?






36. Cows have _____ streak canals per teat.






37. Corn silage stored in sealed upright silos should be ensiled at what moisture?






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






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






40. If the heat detection rate is 30% and the conception rate is 30% - What is the pregnancy rate?






41. Which hormone produced by the uterus causes regression of the corpus luteum?






42. FSA






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






44. One ejaculation from a bull typically contains _________________ sperm






45. Rumen bacteria enable dairy cattle to utilize which feed supplement?






46. What is the average production lifetime of a dairy cow?






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






48. The two main problems that effect reproduction are...






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






50. Abortion in the last trimester of pregnancy is often caused by_______________.