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Calving paralysis
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<blockquote data-quote="Anonymous" data-source="post: 7226"><p><A HREF="http://www.angus.org/sireeval/accuracy.htm" TARGET="_blank">http://www.angus.org/sireeval/accuracy.htm</A></p><p></p><p>dun</p><p></p><p>> I don't know about other breeds,</p><p>> but in Angus the accuracy says</p><p>> nothing about the variation. I</p><p>> argue with them about it and tell</p><p>> them I don't think a bull should</p><p>> have a high level of accuracy if</p><p>> his numbers are all over the</p><p>> board, but the accuracy number</p><p>> only indicates that more numbers</p><p>> have been turned in across more</p><p>> herds. The higher the accuracy the</p><p>> less his EPD will expect to be</p><p>> corrected over time. The Angus</p><p>> also have a new policy that a bull</p><p>> can't get over 90 for accuracy</p><p>> unless records include four or</p><p>> more herds. (Significant because</p><p>> the bull can have up to three</p><p>> owners named.) I hae used more</p><p>> than one bull that threw 100 pound</p><p>> bulls and 60 pound heifers and was</p><p>> between a 2 and 2.5 BW EPD with a</p><p>> high accuracy. All of my down</p><p>> heifers were due to bulls with</p><p>> this BW profile. I have large</p><p>> pelvic heifers that are expected</p><p>> to handle a 75 to 85 pound calf on</p><p>> their own and some have handled</p><p>> the 85 to 95 range without needing</p><p>> help.</p></blockquote><p></p>
[QUOTE="Anonymous, post: 7226"] <A HREF="http://www.angus.org/sireeval/accuracy.htm" TARGET="_blank">http://www.angus.org/sireeval/accuracy.htm</A> dun > I don't know about other breeds, > but in Angus the accuracy says > nothing about the variation. I > argue with them about it and tell > them I don't think a bull should > have a high level of accuracy if > his numbers are all over the > board, but the accuracy number > only indicates that more numbers > have been turned in across more > herds. The higher the accuracy the > less his EPD will expect to be > corrected over time. The Angus > also have a new policy that a bull > can't get over 90 for accuracy > unless records include four or > more herds. (Significant because > the bull can have up to three > owners named.) I hae used more > than one bull that threw 100 pound > bulls and 60 pound heifers and was > between a 2 and 2.5 BW EPD with a > high accuracy. All of my down > heifers were due to bulls with > this BW profile. I have large > pelvic heifers that are expected > to handle a 75 to 85 pound calf on > their own and some have handled > the 85 to 95 range without needing > help. [/QUOTE]
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