The cooling rate is a crucial factor in the process of freezing semen, influencing the overall
freezing effectiveness. The height and time of fumigation can significantly impact the rate of …

Objetivo. Comparar el desempeño reproductivo de vacas Bos indicus posparto y abiertas,
así como evaluar el costo de retener vacas vacías al final de una temporada de empadre en …

Objective: The objective of the present study was to evaluate the pregnancy rate of IACD
and IATF in cows and heifers. Theoretical framework: Artificial insemination at a fixed time …

The objective of this study was to figure out the prevalence and probable causes of repeat
breeding (RB) in dairy cows. Hence, a cross-sectional study was conducted on randomly …

The objective of the study was to characterize differences in the time to onset of puberty and
reproductive variables between East Friesian and Corriedale ewe lambs in an extensive …

Objective. To compare the reproductive performance of postpartum and open Bos indicus
cows and to study the cost effectiveness of retaining non-pregnant animals after a short …

Cows should produce a calf every year, unfortunately, communal beef cows face unique and
numerous challenges, which often preclude achieving this goal. In this review, we describe …

A breeding program utilizing single fixed-timed artificial insemination (AI) was compared to a
resynchronization program for a second fixed-timed AI. Angus and Angus cross primiparous …

Abstract Effects of the natural mating and the artificial insemination breeding methods were
reviewed. Breeding methods have significant impact on cattle reproductive performance in …

Sire Distribution of Calves in a Beef Herd with Use of Fixed Time Artificial Insemination Followed
by Immediate Bull Exposure fo Page 1 Kansas Agricultural Experiment Station Research Reports …