Sustainability in livestock production system is largely affected by climate change. An
imbalance between metabolic heat production inside the animal body and its dissipation to …

The current review is designed with aims to highlight the impact of heat stress (HS) on
calves and heifers and to suggest methods for HS alleviation. HS occurs in animals when …

Stress is an external event or condition that places a strain on a biological system. The
animal response to a stress involves the expenditure of energy to remove or reduce the …

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 can have large effects on most aspects of reproductive function in mammals.
These include disruptions in spermatogenesis and oocyte development, oocyte maturation …

In dairy cows inseminated during the hot months of the year, there is a decrease in fertility.
Different factors contribute to this situation; the most important are a consequence of …

Heat stress has a myriad of effects on dairy cattle across the life cycle. Whereas, the most
commonly recognized impacts are associated with production responses, emerging …

Summer heat stress (HS) is a major contributing factor in low fertility in lactating dairy cows
in hot environments. Although modern cooling systems are used in dairy farms, fertility …

In vitro embryo production (IVP) in cattle has gained worldwide interest in recent years, but
the efficiency of using IVP embryos for calf production is far from optimal. This review will …

The objectives of this retrospective study were to investigate the relationship between
temperature–humidity index (THI) and conception rate (CR) of lactating dairy cows, to …