[HTML][HTML] Effects of heat stress on body temperature, milk production, and reproduction in dairy cows: A novel idea for monitoring and evaluation of heat stress—A …

J Liu, L Li, X Chen, Y Lu, D Wang - Asian-Australasian journal of …, 2019 - ncbi.nlm.nih.gov
Heat stress exerts a substantial effect on dairy production. The temperature and humidity
index (THI) is widely used to assess heat stress in dairy operations. Herein, we review the …

Biological health markers associated with oxidative stress in dairy cows during lactation period

V Tufarelli, MA Colonna, C Losacco, N Puvača - Metabolites, 2023 - mdpi.com
This review aims to summarize and present different biological health markers in dairy cows
during the lactation period. Biochemical health markers provide an indicator of how foreign …

[PDF][PDF] Temperature-humidity indices as indicators to heat stress of climatic conditions with relation to production and reproduction of farm animals

AA Habeeb, AE Gad, MA Atta - International Journal of …, 2018 - danida.vnu.edu.vn
The changes in the environmental factors like ambient temperature, relative humidity, wind
speed and solar radiation causes stresses in lactating cattle. Heat stress is a condition in …

Heat stress impacts on lactating cows grazing Australian summer pastures on an automatic robotic dairy

R Osei-Amponsah, FR Dunshea, BJ Leury, L Cheng… - Animals, 2020 - mdpi.com
Simple Summary Heat stress (HS) is a major challenge for sustainable livestock production,
which compromises animal welfare and performance during the hot summer months …

[HTML][HTML] Evaluating the impact of heat stress as measured by temperature-humidity index (THI) on test-day milk yield of small holder dairy cattle in a sub-Sahara …

CC Ekine-Dzivenu, R Mrode, E Oyieng… - Livestock science, 2020 - Elsevier
This study evaluates the effect of heat stress on milk production and describes the pattern of
response of milk yield to increasing heat load, using temperature-humidity index (THI) on …

[HTML][HTML] Alterations in nutrient digestibility and performance of heat-stressed dairy cows by dietary L-theanine supplementation

L Yang, L Zhang, P Zhang, Y Zhou, X Huang, Q Yan… - Animal Nutrition, 2022 - Elsevier
The purpose of this study was to investigate the effects of dietary L-theanine
supplementation on apparent nutrient digestibility, milk yield, milk composition, and blood …

Influence of heat stress on body temperatures measured by infrared thermography, blood metabolic parameters and its correlation in sheep

A Čukić, S Rakonjac, R Djoković, M Cincović… - Metabolites, 2023 - mdpi.com
The aim of this research is to examine the influence of heat stress (HS) on body temperature
(BT) measured rectally (RT) or by infrared thermography (IRT) of the nose (NT), eye (ET), leg …

[HTML][HTML] Assessment of dairy cow feed intake based on BP neural network with polynomial decay learning rate

W Shen, G Li, X Wei, Q Fu, Y Zhang, T Qu… - Information Processing …, 2022 - Elsevier
To overcome the shortcomings of traditional dairy cow feed intake assessment model and
BP neural network, this paper proposes a method of optimizing BP neural network using …

Milk production and blood metabolites of dairy cattle as influenced by thermal-humidity index

TW Kekana, FV Nherera-Chokuda, MC Muya… - Tropical animal health …, 2018 - Springer
The effects of high thermal stress on serum protein metabolites, milk production of transition
dairy cows in semi-arid areas in South Africa were evaluated. Forty,±8 months pregnant …

Evaluation of milk yield and composition, feed intake, chewing activities, and clinical variables in dairy cows under hot-humid climate of tropical zone

S Aditya, MB Bahutala, DN Hibatullah… - Journal of Thermal …, 2023 - Elsevier
Dairy cows increase heat loads when the temperature-humidity index (THI) value is elevated
in the ambient environments. This condition often occurs in the tropical areas due to a higher …