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. Which dairy breed has a restriction for disallowing black markings?






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. Almost 95% of the dairy cows in the U.S. are...






4. What stomach compartments are not developed in a newborn calf?






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






6. When is the best time to feed anionic salts to dairy cows?






7. What breed is known to produce milk over a greater number of years than all other breeds?






8. Which of the following is the most popular type of cheese in the United States?






9. What is the USDA's AIPL?






10. Nutritionists have developed a test to compare one alfalfa sample to another - determining the RFV of each. RFV stands for...






11. Fats are broken down by a dairy cow In what part of her body?






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






13. According to recent USDA surveys - What is the most popular age to wean dairy calves?






14. Almost 95% of the dairy cows in the U.S. are...






15. The top most part of a cow's head is called the...






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






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






18. What state agency regulates waste management?






19. A disease causing air bubbles under the skin and usually results in rapid death is __________.






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






21. What is the name of the term for a farm's unique identification number that is part of the National Animal Identification System?






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






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






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






25. Heart girth measurements of cows may be used to estimate...






26. When is the best time to feed anionic salts to dairy cows?






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






28. When evaluating dairy rations what do the letters NE stand for?






29. A condition of low blood calcium - which results in partial paralysis of the cow is known as __________________.






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






31. NSC






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






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






34. The breed of dairy cow generally credited with producing the highest % of both milk fat and protein is the...






35. Manure digesters convert _______________ fuel into electricity.






36. What is Milk Fever paresis caused by?






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






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






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






40. Foot Rot is scientifically known as what?






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






42. How did parallels perform when compared to herringbones?






43. Which mineral is found in high concentrations in soft tissues such as the pancreas - liver - and kidney?






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






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






46. Which compartment of a dairy cow's stomach is located closest to the heart and it is a spot where hardware disease occurs?






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






48. What numerical value does a Holstein cow get when given the classification excellent?






49. A dairy expects to cull approximately _________% of their herd each year.






50. High potassium intake will decrease a cows ability to mobilize what?