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

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

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Q. What structural carbohydrate component makes older plants less digestible than younger plants?

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Q. On average, how many weeks after freshening does a cow’s dry matter intake peak?

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

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Q. What can heart girth measurements of cows be used to estimate?

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Q. In regards to pedigrees, what is an RHA?

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Q. Milk should be below what temperature before it is transferred to a milk truck?

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Q. When referring to milk test used at the processing plant, what is a DMC?

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Q. How much water can a lactating cow consume in one day?

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Q. What percent of milk is water?

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Q. What units are used to measure energy?

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Q. What ration ingredients contain the highest concentration of energy?

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Q. When evaluation dairy rations what do the letters NE stand for?

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Q. When evaluating a dairy ration, what do the letters TDN stand for?

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Q. What percent of dry matter in plants is made of carbohydrates?

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Q. Where are structural carbohydrates found in the plant?

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Q. What are structural carbohydrates made of?

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Q. What kinds of relationship do cattle and the microorganisms in their rumen share?

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Q. What does NSC stand for?

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