Results 21 to 30 of about 59,533 (287)
Clinical Overview of Luteal Deficiency in Dairy Cattle
Animals, 2022 Luteal deficiency is defined as reduced progesterone (P4) steroidogenesis by the corpus luteum (CL), either in the amount or duration, or both. This work provides a clinical overview of the current understanding of luteal deficiency and its association ...
Fernando López-Gatius +1 more
doaj +1 more source
Indian Journal of Animal Sciences, 2020 The objective of the study was to evaluate AMH concentration in repeat breeding Murrah buffaloes. Two groups of regular and repeat breeding were formed, each group consist of six buffalo animals.
P M KEKAN +4 more
doaj +1 more source
Occurrence of repeat breeding and prolonged oestrus in crossbred cattle* [PDF]
Journal of Veterinary and Animal Sciences, 2020 Study was conducted to determine the occurrence of repeat breeding and prolonged oestrus among crossbred cattle in organized farms. Data were collected from breeding registers maintained on farms over a period of four years and tabulated in relation to ...
H.D. Arun +5 more
doaj
Short communication: Evaluation of tubal patency in repeat breeder Holstein cows
Spanish Journal of Agricultural Research, 2020 Aim of study: To evaluate tubal patency in repeat breeder Holstein cows with the purpose of estimating the frequency of oviduct obstruction as a cause of the repeat breeding syndrome.
María R. Garrido +5 more
doaj +1 more source
BMC Genetics, 2017 Background Repeat breeding, which is defined as cattle failure to conceive after three or more inseminations in the absence of clinical abnormalities, is a substantial problem in cattle breeding.
Taichi Arishima +11 more
doaj +1 more source
, 2023 Reproductive efficiency is the primary factor affecting productivity of a dairy buffalo and is greatly influenced by late attainment of puberty, seasonal breeding, long calving intervals, increased number of services per conception, increased days open, uterine infections and various obstetrical problems.
openaire +2 more sources
Characterisation of the Repeat Breeding Syndrome in Swedish Dairy Cattle [PDF]
Acta Veterinaria Scandinavica, 2002 Repeat breeding (RB), defined as cows failure to conceive from 3 or more regularly spaced services in the absence of detectable abnormalities, is a costly problem for the dairy producer. To elucidate the occurrence of RB in Swedish dairy herds and to identify risk factors of the syndrome totally 57,616 dairy cows in 1,541 herds were investigated based ...
Emanuelson U, Gustafsson H
openaire +3 more sources
Follicular fluid composition of ovulatory follicles in repeat breeder Holstein dairy cows
Asian Pacific Journal of Reproduction, 2019 Objective: To examine differences in the metabolite, steroid and lipopolysaccharide of follicular fluid collected from the ovulatory follicle of Holstein repeat breeding cows, lactating cows, and virgin fertile heifers.
Asghar Mogheiseh +5 more
doaj +1 more source
Causes of Fertilization Failure in Repeat Breeding Cattle
Journal of Dairy Science, 1968 Abstract One hundred and four ova were recovered from 150 cows (69.3%), and 58 of them were fertilized (55.8% of the ova). The fertilization rate was significantly lower (48.5%) for cows bred during the first eight hours of heat than for those bred 16 hours later (68.6%). Breeding twice during the heat period (during the first eight hours and again 16
A P, Graden +3 more
openaire +2 more sources
Journal of Basic Medical Veterinary, 2020 Repeat Breeding is an adult cattle which have normal estrous cycle and clear signs of estrous but did not get pregnant when it got breed by natural mating or artificial insemination.
Muharam Subagio +5 more
doaj +1 more source