Applications and benefits of sexed semen in dairy and beef herds

SA Holden, ST Butler - Animal, 2018 - cambridge.org
The use of sexed semen in dairy and beef cattle production provides a number of benefits at
both farm and industry levels. There is an increasing demand for dairy and beef products …

[HTML][HTML] Factors associated with profitability in pasture-based systems of milk production

L Hanrahan, N McHugh, T Hennessy, B Moran… - Journal of dairy …, 2018 - Elsevier
The global dairy industry needs to reappraise the systems of milk production that are
operated at farm level with specific focus on enhancing technical efficiency and …

Nutritional management to optimize fertility of dairy cows in pasture-based systems

ST Butler - Animal, 2014 - cambridge.org
The efficiency of milk production in pasture-based systems is heavily influenced by calving
pattern, necessitating excellent reproductive performance in a short-breeding season …

In utero heat stress decreases calf survival and performance through the first lactation

APA Monteiro, S Tao, IMT Thompson, GE Dahl - Journal of Dairy Science, 2016 - Elsevier
Calves born to cows exposed to heat stress during late gestation (ie, the dry period) have
lower birth weight and weaning weight and compromised passive immune transfer …

[HTML][HTML] A national methodology to quantify the diet of grazing dairy cows

D O'Brien, B Moran, L Shalloo - Journal of dairy science, 2018 - Elsevier
The unique rumen of dairy cows allows them to digest fibrous forages and feedstuffs.
Surprisingly, to date few attempts have been made to develop national methods to gain an …

Applications and cost benefits of sexed semen in pasture-based dairy production systems

ST Butler, IA Hutchinson, AR Cromie, L Shalloo - Animal, 2014 - cambridge.org
Sexed semen technology is now commercially available in many countries around the
world, and is primarily used in dairy cattle breeding. Sperm are sorted by flow cytometry on …

[HTML][HTML] Body weight of dairy heifers is positively associated with reproduction and stayability

RC Handcock, N Lopez-Villalobos… - Journal of dairy …, 2020 - Elsevier
This study investigated the relationships between body weight (BW) and stayability, and BW
and calving pattern, of 189,936 New Zealand dairy heifers. Heifers were classified into 5 …

Investigation into the safety, and serological responses elicited by delivery of live intranasal vaccines for bovine herpes virus type 1, bovine respiratory syncytial virus …

A Flynn, C McAloon, K Sugrue, R Fitzgerald… - Frontiers in Veterinary …, 2024 - frontiersin.org
Despite the fact that pneumonia remains a leading cause of mortality and morbidity in pre-
weaned calves, relatively little is known regarding the effects of the concurrent …

[HTML][HTML] Positive relationships between body weight of dairy heifers and their first-lactation and accumulated three-parity lactation production

RC Handcock, N Lopez-Villalobos… - Journal of dairy …, 2019 - Elsevier
This study investigated the relationships between body weight (BW) and milk production of
140,113 New Zealand dairy heifers. Heifers were classified into 5 breed groups: Holstein …

[HTML][HTML] Prevalence and risk factors related to anovular phenotypes in dairy cows

PLJ Monteiro, B Gonzales, JN Drum, JEP Santos… - Journal of Dairy …, 2021 - Elsevier
The objective of the current study was to evaluate the relationship of body condition score
(BCS) at 35 d in milk (DIM), milk production, diseases, and duration of the dry period with …