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 sanitizing milking equipment with water - the temperature must be a minimum of 170 degrees F and the utensils are to be under the flow of water for ____________ minute(s).






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






3. What is an anion?






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






5. It is widely acknowledged that a calcium/phosphorus ration of about ______________ is best for a dairy ration since this mirrors that of the cows' body.






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






7. A Babcock test may be used to measure the __________ % of milk.






8. Pest Predators will travel up to ____ yards to find their food source (fly pupae).






9. Fermented forage plants relates to...






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






11. A mutation where a calf is born with a single toe on one or more feet is called...






12. What is the reasonable score for body condition at mid-lactation?






13. Milk that is low in SCC has more casein - which is a primary component in _______?






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






15. IDFA






16. The standard length of the dry period in dairy cattle is ________?






17. What are the four composite indexes calculated by the Holstein Association?






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






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






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






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






22. The only aspect of milk quality that can be completely controlled on the farm is ______________.






23. Milk let down in a dairy cow may be stimulated by...






24. When examining feed rations - what do the letters NDF stand for?






25. The circulatory system of a dairy cow is very important to milk production. A dairy cow must circulate about _________ of blood for each pound of milk produced.






26. What is a nonfunctional mammary gland called?






27. To the hundreth - how many pounds of milk are in a gallon?






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






29. Dairy herds have historically used artificial insemination. Currently approximately ____________% of all dairy pregnancies results from A.I.






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






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






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






33. Where are non-degradable proteins absorbed?






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






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






36. Which dairy breed originated in the central part of the European continent?






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






38. Each animal inherits certain genes from both parents. What percentage of genes does a calf receive from its sire?






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






40. Brucellosis is also know as...






41. The medical name tarsal hygroma - a commonaliment of dairy cows is commonly called...






42. Which body part is located more towards the front of the animal?






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






44. Limber leg is found most often in the ____________ dairy breed?






45. 'Thurl position' is a trait evaluated in the ________ category on the PDCA Unified Scorecard?






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






47. The CWT programs stands for Cooperatives Working Together. Which of the following describes the function of this program?






48. What manure waste management method runs manure across a press and squeezes the water out?






49. What are two methods for shortening udder hair?






50. When the environmental temperature falls below 30°F - the normal diet of a young calf should be supplemented with _______________?