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angus sire to add muscle?
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<blockquote data-quote="KNERSIE" data-source="post: 338570" data-attributes="member: 4353"><p>in reply to handydandy...</p><p></p><p>according to James E Drayson's book "Herd Bull Fertility" where there is a chart on dimensional scrotal measurements on page 122 the requirements are as follows</p><p></p><p>bulls 12-16 months</p><p></p><p> circumference % live sperm % conception rate</p><p></p><p>optimal 38-40 cm, 75-90 %, 80-90</p><p>tolerable 36-37 cm, 65-70 %, 70-75</p><p>objectionable 35 cm, 55-60 %, 60-65</p><p>undesireable 34 cm, 50-55 %, 45 -55</p><p>unacceptable 30-33cm, 10-45 %, 5-40 </p><p></p><p>the full chart is all but two pages long and the requirements from ages 7.5 -9 months through to 7 -14 years are given, but my typing skill doesn't allow me to replicate the full chart here. Should anyone have age specific questions send me a pm and i'll look it up for you.</p></blockquote><p></p>
[QUOTE="KNERSIE, post: 338570, member: 4353"] in reply to handydandy... according to James E Drayson's book "Herd Bull Fertility" where there is a chart on dimensional scrotal measurements on page 122 the requirements are as follows bulls 12-16 months circumference % live sperm % conception rate optimal 38-40 cm, 75-90 %, 80-90 tolerable 36-37 cm, 65-70 %, 70-75 objectionable 35 cm, 55-60 %, 60-65 undesireable 34 cm, 50-55 %, 45 -55 unacceptable 30-33cm, 10-45 %, 5-40 the full chart is all but two pages long and the requirements from ages 7.5 -9 months through to 7 -14 years are given, but my typing skill doesn't allow me to replicate the full chart here. Should anyone have age specific questions send me a pm and i'll look it up for you. [/QUOTE]
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angus sire to add muscle?
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