TABLE 3.

Examples of genetic models used to study heat tolerance in dairy cattle.

Genetic model	Species	Country	References
Random regression models	Dual-purpose Guzerá cattle, Holstein Friesian, Jersey cattle	Brazil, Belgium, Luxembourg, Spain, Slovenia, Italy, United States, Thailand, Iran	(Hammami et al. (2013); Aguilar et al., (2009); Boonkum et al., (2011); Bohlouli et al., (2013); Hammami et al. (2013); Bernabucci et al., (2014); Hammami et al., (2015); Carabaño et al., (2016); Santana et al., (2017); Negri et al., (2021)
Broken Line and Legendre Polynomials functions	Holstein, Friesians cattle	Belgium, Luxembourg, Spain, Slovenia, China	Carabaño et al. (2016), Li et al. (2020)
Reaction norm models	Holstein, Jersey cattle	Kenya, Tanzania	Ekine-Dzivenu et al. (2020), Mbuthia et al. (2021)