Estimation of sensitivity and specificity of pregnancy diagnosis using transrectal ultrasonography and ELISA for pregnancy-associated glycoprotein in dairy cows using a Bayesian latent class model
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DOI: 10.1080/00480169.2017.1391723
Abstract: AIMS: To determine the sensitivity (Se) and specificity (Sp) of pregnancy diagnosis using transrectal ultrasonography and an ELISA for pregnancy-associated glycoprotein (PAG) in milk, in lactating dairy cows in seasonally calving herds approximately 85–100 days… read more here.
Keywords: using transrectal; pregnancy diagnosis; pregnancy; transrectal ultrasonography ... See more keywords
PSXII-11 Impact of pre-breeding and breeding supplementation in May-born range heifers on growth rates and reproductive performance
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DOI: 10.1093/jas/skae234.817
Abstract: Our objectives were to determine the impact rumen undegradable protein (RUP) supplementation prior to and during the breeding season had on growth rates and reproductive performance in May-born yearling range heifers. This study was conducted… read more here.
Keywords: pregnancy diagnosis; breeding season; pre breeding; pregnancy ... See more keywords
Computer vision analysis of luteal color Doppler ultrasonography for early and automated pregnancy diagnosis in Bos taurus beef cows
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DOI: 10.1093/jas/skaf166
Abstract: Abstract This study evaluated the suitability of applying supervised deep learning (DL) algorithms for early and real-time pregnancy diagnosis in beef cattle using luteal color Doppler (CD) ultrasonography recorded on days 20 (D20) and 22… read more here.
Keywords: diagnosis; luteal color; pregnancy diagnosis; color doppler ... See more keywords
Ability of a bovine transrectal palpation objective structured clinical examination to predict veterinary students’ pregnancy diagnosis accuracy
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DOI: 10.1136/vr.105022
Abstract: Bovine pregnancy diagnosis (PD) by transrectal palpation (TRP) is one of the most frequently performed procedures in bovine practice, and an important competency for veterinary graduates. It is currently not known if pre-existing TRP skills… read more here.
Keywords: palpation; accuracy; trp; pregnancy diagnosis ... See more keywords
Validation of the Human Progesterone Assay Kit for Cattle as a Pregnancy Diagnosis Tool
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DOI: 10.1155/2022/4610830
Abstract: Accurate pregnancy diagnosis is an important criterion and management tool for successful dairying. Early identification of non-pregnant dairy heifers and cows after breeding can improve pregnancy rate and life time production. Determination of progesterone hormone… read more here.
Keywords: tool; pregnancy diagnosis; kit; pregnancy ... See more keywords
Effects of transrectal palpation with the fetal membrane slip technique for early pregnancy diagnosis on the proportion and type of associated pregnancy loss in dairy cattle.
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DOI: 10.2460/ajvr.81.5.442
Abstract: OBJECTIVE To assess the effect of transrectal palpation (TRP) performed with the fetal membrane slip (FMS) technique for early pregnancy diagnosis on the proportion and type of associated pregnancy losses (PLs) in dairy cattle. ANIMALS… read more here.
Keywords: pregnancy; technique early; palpation; early pregnancy ... See more keywords
The Economy of Puberty and Early Pregnancy Diagnosis in Nellore and Nellore X Angus Females
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DOI: 10.5296/jas.v8i1.15736
Abstract: Cash flows were developed to verify, over a 15-year period, the effect of anticipating puberty (using feedlot and nutritional supplementation) and pregnancy diagnosis (using conventional transrectal ultrasound or color Doppler) on the net present value… read more here.
Keywords: nellore angus; pregnancy; economy puberty; angus females ... See more keywords