Daughter pregnancy rate
WebAug 16, 2024 · Predicted probabilities of disease (per lactation) for daughters of individual sires ranged from 1.7 to 6.1% for displaced abomasum, 6.3 to 13.2% for ketosis, 12.9 to 25.9% for mastitis, 7.7 to … WebGenetic evaluations for daughter pregnancy rate (DPR) —the fertility value defined for routine genetic evaluation by the Animal Improvement Programs Laboratory (US Department of Agriculture)— were introduced in the United States in 2003 [5]. A …
Daughter pregnancy rate
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Webtransmitting ability (PTA) for daughter pregnancy rate (DPR) on the reproductive performance and milk yield of daughters in Japanese dairy herds. We conducted a retrospective cohort study on four dairy herds in eastern Hokkaido, Japan, using 1,612 records from 1,018 cows with first, second, or third calvings between March 2015 and … Webbut there was a smaller risk of pregnancy loss from 38 to 87 d after the second service among cows with greater GDPR. Figure 5. Association between genomic merit for daughter pregnancy rate (GDPR) and concentration of insulin like growth-fac-tor 1 (IGF-1) from 7 to 28 DIM. 6. Association between genomic merit for daughter pregnancy rate (GDPR)
WebDaughter Pregnancy Rate measures the cow’s ability to begin cycling, show estrus, conceive and maintain pregnancy and is highly correlated with PL. A DPR of 1.0 equates to a 1% increase in pregnancy rate during a given 21 day estrus cycle. Each increase of 1% in PTA DPR equals a decrease of 4 days in PTA days open. WebLast year, the April 2024 evaluations showed a larger-than-expected variation in CDCB fertility traits (daughter pregnancy rate {DPR}, heifer conception rate {HCR} and cow conception rate {CCR}). AI bulls in all breeds showed a reduction in their traditional Predicted Transmitting Abilities (PTA), the effect being more accentuated among young
WebThe sires with most registered daughters in the USA have the same deficiency in their genetic merit for female fertility. Six of the top ten bulls with the most registered daughters in the middle half of April 2013 were below average for Daughter Pregnancy Rate. …
WebThe objectives of this study were to assess the relationship between early genomic prediction of daughter pregnancy rate (GDPR) and pregnancy at the first service (P1), pregnancy at the end of lactation (PEND), number of services for conception (NSFC), days from calving to first service (TP1), and days open (TPEND).
WebBack to: Reduced Disparities in Birth Rates among Teens Aged 15–19 Years in the United States. United States map with state teen birth rates (births per 1,000 females ages 15-19) by quartile. First: states with teen birth rates (births per 1,000 females ages 15-19) less … play your boyfriend onlineWebExcel. THE LISTINGS BELOW ARE AVAILABLE TO SUBSCRIBERS ONLY. (Sire Summaries or Red Book Plus/MultiMate subscribers) Top 100 GTPI Females (April 2024) Top 100 CTPI Females (April 2024) Top 100 PTA Type Females (April 2024) Top 100 TPI ® Daughter Proven Plus Bulls PDF file. Top 50 Bulls Lists (April 2024): play young sheldonWebAug 16, 2024 · Daughter pregnancy rate is a measure of female fertility, namely a cow’s ability to begin cycling in a timely manner after calving and to conceive and maintain a pregnancy when inseminated. This trait is measured as days open (DO), but it is converted to 21-day pregnancy rate (i.e., the proportion of non-pregnant cows that become … play your cards right generatorWebused is Daughter Pregnancy Rate (DPR). This term is calculated from days open and is directly related to the proportion of females eligible to become pregnant in a 21-day period that actually become pregnant (i.e. the 21-day pregnancy rate). The heritability of DPR … play your best golfWebMar 27, 2024 · Daughters of a sire with a +1.0 DPR are expected to conceive four days earlier, on average, than daughters of a sire with a +0.0 DPR. The range in DPR typically runs from approximately -3.0 to +3.0. This equates to a difference of more than three weeks in days open. Recent performance study play your cards right bruce forsyth youtubeWebAbstract The objective of this observational study was to evaluate the relationship between genomic daughter pregnancy rate (GDPR) with reproduction parameters such as pregnancy at first artificial insemination (AI), pregnancy per AI, and pregnancy losses (PL). A total of 12,949 events from 3,499 Holstein cows were included. play your cards right gifWebOct 13, 2024 · Herein, we aimed to clarify the effects of sire predicted transmitting ability (PTA) for daughter pregnancy rate (DPR) on the reproductive performance and milk yield of daughters in Japanese dairy herds. play your cards close to the vest