Fecundity rate and inter-calving interval
A new approach to estimate fecundity rate from inter birth intervals
... estimate fecundity rate from inter-birth ...of fecundity rate are key to population assessments and effectively direct conservation ...estimate fecundity rate based on the ...
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Genomic association study for age at first calving and calving interval in Romosinuano and Costeño con Cuernos cattle
... growth rate, gametogenesis, acceleration of puberty, regulation of immune system and early embryonic development, which would have a substantial effect on both AFC and ...
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Effect of Calving Interval on Milk Yield and Quality Lactation in Dairy Cows
... the interval between calving on milk quantity and ...The interval between calving significantly influenced (p ...growth rate (parameter c) between calving interval 351 ...
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Factor Affecting Calving Interval of Dairy Cows in Central Highlands of Ethiopia
... conception rate achieved by the five technicians ranged from ...conception rate between the two sites of semen deposition: ...conception rate was 64% where the passage of the pipette was easy, ...
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Estimation of Genetic and Phonotypic Trends for Age at First Calving, Calving Interval, Days Open and Number of Insemination to Conception for Isfahan Holstein Cows
... first calving, calving interval, days open and number of insemination to conception rate the records of 63,866 cows including 167793 reproductive records were ...first calving ...
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Mechanisms behind bottom-up effects : eutrophication increases fecundity by shortening the interspawning interval in stickleback
... lifetime fecundity, earlier laboratory studies have found increased food ration to shorten the interspawning interval of females and increase the number of egg clutches they produce (Ali & Wootton, ...
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Conception rate and fecundity of Dohne Merino ewes in a continuous mating system
... Preliminary results from this study have shown that accelerated breeding can be practiced successfully on irrigated pastures in the Western Cape of South Africa. The current system can be seen as an alternative without ...
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Distribution of Cows by Days in Milk (DIM) at First AI and Calving to Conception Interval in Dairy Cows
... (the interval between calving and successful of AI) or the interval between successive ...after calving must be served by keeping the average calving to first service interval to ...
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Use of individual cow milk recording data at the start of lactation to predict the calving to conception interval
... the interval considered. The odds ratio of conception increased from interval 1 to interval 3 and decreased ...from inter- val 1 to interval 4 and was similar for intervals 4 and ...
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Insemination factors affecting the conception rate in seasonal calving Holstein-Friesian cows
... conception rate to first service between artificial inseminations (AI) car- ried out by commercial AI operators (CAI) or do-it-yourself operators (DIY), between natural ser- vice (NAT) and AI, between different AI ...
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Determinants of inter pregnancy interval in Ogbomoso: an unmet need for contraceptive usage
... This study was carried out at Ladoke Akintola University of Technology Teaching Hospital (LTH), Ogbomoso, a tertiary health institution in a semi-urban town in south- west Nigeria. It was a cross- sectional study among ...
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Cardiac Inter Beat Interval and Atrial Fibrillation Detection using Video Plethysmography
... heart rate, each individual error in peak detection results in two IBI estimation errors (before and after the additional noise induced peak), where the IBI to the left of the noise induced peak would be shorter ...
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Calving interval of canchim cows
... O mês de início do intervalo influenciou significativamente (1' < 0,01) os intervalos de ambos os grupos genéticos, enquanto que o ano do início do intervalo (P <0,01) e a ordem [r] ...
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Genetic parameters of calving interval in Nellore Cattler
... Os valores de repetibilidade e herdabilidade do intervalo entre partos (IEP), determinados no presente estudo, permitem concluir que a elimi- nação de vacas com intervalos entre partos[r] ...
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A Thin Film Viscoplastic Theory for Calving Glaciers: Toward a Bound on the Calving Rate of Glaciers
... 473 valid until the flotation thickness exceeds the yield thickness, which we consider next. 474 6.3. Bounds on the calving rate: Yield thickness less than flotation thickness For glaciers on retrograde ...
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Days to calving and intercalving interval in beef and dairy beef crossbred cows
... intercalving interval is ...day calving interval. Literature estimates of the interval between calving and the first oestrous cycle post-calving are 53-82 days for mixed-aged ...
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Effect of Non Genetic Factors on Calving Interval of Swamp Buffalo in Poso District, Indonesia
... signs of estrus. Thus, management with aim of improving the condition of buffalo body weight postpartum will accelerate the emergence of postpartum estrus. Feeding management strategies is used to get the ideal body ...
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Paratuberculosis sero-status and milk production, SCC and calving interval in Irish dairy herds
... Irish Veterinary Journal Volume 62 Number 4 265-271 2009 aBstraCt The objective of this study was to investigate the impact of paratuberculosis sero-status on milk yield, fat, protein, somatic cell count and ...
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Calving and Handling Calving Difficulties
... Calving is a complex process. Many mechanisms affect the process, but none completely control it. As the fetus matures and the uterus enlarges, the capacity of the placenta to respond to additional demands of the ...
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Heart Rate Determination with RR Interval and PP Interval Time Series
... detection rate for T-wave is ...Sampling rate of the ECG signal is a very important factor for the detection ...PR- interval, ST-interval and QT-interval which are very important for ...
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