Results 91 to 100 of about 399,857 (144)

Acidified milk for feeding dairy calves in tropical raising systems [PDF]

open access: yes, 2020
The objective of this study was to evaluate the effect of milk acidification in tropical climate conditions on dairy calves’ growth, health and selected blood metabolites.
Bittar, C. M. M.   +8 more
core   +1 more source

Agreement of Multimodal Large Language Models and Novice Readers With Expert‐Based Radiographic Scoring of Presumptive Septic Carpal Arthritis in Calves

open access: yesVeterinary Radiology &Ultrasound, Volume 67, Issue 6, November 2026.
ABSTRACT Septic arthritis is an important cause of morbidity in calves, and radiographic interpretation may vary between observers, especially when structured scoring systems are used by less experienced readers. This single‐center retrospective reader study evaluated whether general‐purpose multimodal large language models (LLMs) could support rubric ...
Ayşe Gölgeli Bedir   +11 more
wiley   +1 more source

Short communication: Effect of feeding pooled and nonpooled high-quality colostrum on passive transfer of immunity, morbidity, and mortality in dairy calves [PDF]

open access: yes, 2020
peer-reviewedPooling colostrum is commonly practiced on Irish dairy farms. Pooling can result in dilution when colostrums with high and low IgG concentrations are mixed, thereby predisposing calves to failure of passive immunity.
Chigerwe, Munashe   +5 more
core   +1 more source

Brucella abortus RB51 Persistent Infection and Milk Shedding in Vaccinated Dairy Cattle: A Public Health Risk

open access: yesZoonoses and Public Health, Volume 73, Issue 7, Page 601-605, November 2026.
ABSTRACT Introduction Brucellosis, caused by a group of bacteria within the genus Brucella, is a zoonotic disease of significant public health concern. The RB51 strain vaccine is used to combat cattle brucellosis but has potential health consequences for exposed humans.
Elizabeth S. Hines   +15 more
wiley   +1 more source

Prevalence of, and risk factors associated with, perinatal calf mortality in pasture-based Holstein-Friesian cows [PDF]

open access: yes, 2008
peer-reviewedRecent publications indicate that the prevalence of perinatal mortality has increased in some dairy industries and an increased proportion of this loss is not associated with the traditional risk factors for perinatal mortality.
Mee, John F   +5 more
core   +1 more source

Evaluation of Multi‐Breed Genomic Prediction Models for Carcass and Reproductive Traits in Zebu Beef Cattle

open access: yesAnimal Genetics, Volume 57, Issue 5, October 2026.
ABSTRACT Genomic prediction in beef cattle is particularly challenging in breeds with limited phenotypic and genotypic data. In this context, multi‐breed methodologies that integrate information from genetically related populations have emerged as a promising strategy to improve prediction accuracy and calibration under data‐scarce conditions.
Gabriel Gubiani   +9 more
wiley   +1 more source

Evidence of Cryptosporidium transmission between cattle and humans in northern New South Wales [PDF]

open access: yes, 2012
Cryptosporidium is an enteric parasite of public health significance that causes diarrhoeal illness through faecal oral contamination and via water. Zoonotic transmission is difficult to determine as most species of Cryptosporidium are morphologically ...
Kemp, R.   +25 more
core   +1 more source

Health and Growth Performance During the Pre-Weaning Phase of Angus × Holstein Crossbred and Holstein Calves Managed Under the Same Conditions

open access: yesDairy
There are few studies on how dairy × beef crossbred calves perform during the pre-weaning phase compared to dairy calves. This observational study evaluated birth weight, average daily gain (ADG), and disease occurrence in Angus × Holstein (Ang × Hol ...
Michail Sabino Moroz   +2 more
doaj   +1 more source

Weighted Single‐Step GWAS Reveals Genetic Mechanisms Underlying Pregnancy Loss in Early Nellore Heifers

open access: yesAnimal Genetics, Volume 57, Issue 5, October 2026.
ABSTRACT Pregnancy loss (PL) affects reproductive efficiency in beef cattle, yet its genetic architecture remains poorly understood in Bos indicus populations. Here, PL was defined as failure from pregnancy diagnosis to calving, capturing a window approximately 60 days after the breeding season.
Flávia C. Bis   +6 more
wiley   +1 more source

Efeitos do sistema de criação na capacidade cognitiva e estado emocional de bezerros leiteiros [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Agroecossistemas, Florianópolis, 2014.São recorrentes os questionamentos da sociedade em relação ao atual sistema de produção de ...
Darós, Rolnei Ruã
core  

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