This book chapter discusses the reproduction, nutrition and health of dairy cattle; prepartum dietary consideration; fresh cow (postpartum) dietary considerations; body condition score; the importance of amino acids in dairy cattle diets.

There are at least several ways of detecting bovine ovaries, which vary in accuracy, effort and cost associated with the implementation and operation of equipment designed for this purpose. Heat in cows can be most easily detected by systematic, thorough observation of individuals in the herd....

It is reported sporadically in different countries of the world including India that climate change has adverse effect on livestock productivity, particularly on milk production and growth which is reflected in meat production indirectly. Climate change poses formidable challenge to the development ...

The present study was carried out with the aim to characterise Aquaporin 7 (AQP7) gene and to investigate the association of genetic variants with semen quality in Surti bulls. A total of 21 Surti bulls maintained at Centralized Semen Collection Centre, Dharwad, Karnataka were included in the...

Most progress in improving reproductive efficiency of buffalo can be made by accurate estimation of the fertility of males and their selective use. Because of the major impact of individual males on multiple pregnancies and the ability to estimate fertility of males, more emphasis is placed on...

The production of frozen semen in the central specialized in animal reproduction is an important tool for the Brazilian livestock. However the semen collection process can influence the biological characteristics of the ejaculated. Considering the collection for artificial insemination as...

Supplements with similar energetic levels may promote different metabolic and reproductive responses as a function of the substrates produced in ruminal fermentation and intestinal digestion. In the present study, 28 Santa Ines ewes with a mean body weight and body condition score (BCS) of 39.40 kg ...

The objective was to evaluate the economic efficiency of two groups of cows in a grazing system using a non-traditional estimation strategy. Retrospective data were used corresponding to the lactations of 216 primiparous and multiparous cows of Holstein breed American-Canadian biotype with records...

The aim of this study was to compare the accuracy of bovine pregnancy-associated glycoproteins (bPAG) and bovine pregnancy-specific protein B (bPSP-B) tests with transrectal ultrasonography (TRUS) for early pregnancy diagnosis in dairy cows. The study was carried out on 58 Holstein cows. Blood and...

This study aimed to evaluate the effect of powered coconut water as preservant of cocks semen in different times. The experimental method was completely randomized, with treatments constituted by different times (1, 5, 10 and 15 minutes) of powered coconut water as preservant of cocks semen (Rhode...