This study was conducted to investigate the effect of the interval between the onset of spontaneous estrus and artificial insemination (AI) on reproductive performance and calf sex ratio in repeat breeder
Relationship between clinical and postmortem evaluation in repeat breeder
ABSTRACT: Fifty repeat breeder
(RB) Friesian cows were allocated to five groups of 10 cows each, to determine the effect of progesterone (P4) supplement on P4 concentrations and pregnancy rates during the periods of corpus luteum (CL) formation and development between days 2-7 and 7-12 following a spontaneous or [PGF.
Key words: Repeat breeder
cows, crossbred cows, GnRH, midluteal phase, fertility.
Bacteriological studies on the genital infection in repeat breeder
Bacteriological studies on the genital tract in repeat breeder
Microbiological studies were carried out for screening of repeat breeder
problem in bitches.
The plasma micro mineral profile of crossbred cattle in cyclic cows, repeat breeder
cows, anoestrous cows and anoestrous heifers are presented in table 2.
Therefore, ovaries and genital tract should be examined per rectum to determine presence of gross abnormalities, such as severe adhesions or uterine infection in repeat breeder
or cyclic non-breeder cows (Arthur et al.
Efficacy of intrauterine use of levofloxacin and alpha tocopherol on conception rate in repeat breeder
This study was conducted in repeat breeder
cows, to evaluate the effect of post-insemination supplementation with intra vaginal progesterone insert device on pregnancy rate and its effect to resynchronize the estrus in non pregnant cows to the prior insemination.
Effect of administration of Buserelin Acetate on different days of estrous cycle on conception in repeat breeder