Table 1.

Model equations of form weight = given equation, breed applied to and source

Breed	Equation	Source
Fulani	1,513 − 37.97 x + 0.3093 x 2 + 0.000749 x 3	Buvanendran et al. (1980)
Gudali	− 438 + 4.88x − 0.001823 x 2	Buvanendran et al. (1980)
Boran	− 432.73 + 4.81x	Nicholson and Sayers (1987)
Nguni	16.58 + 0.81x	Nesamvuni et al. (2000)
Abyssinian SHZ	− 363 + 4.17x	Goe et al. (2001)
Baggara	− 92.472 + 2.4573x a	Abdelhadi and Babiker (2009)
Holstein	− 473 + 5.21x	Ozkaya and Bozkurt (2009)
Brown Swiss	1,733.22− 19.84x + 0.07x 2	Ozkaya and Bozkurt (2009)
Crossbred	− 935 + 7.69x	Ozkaya and Bozkurt (2009)
Holstein–Fresian	− 666.6 + 6.373x	Yan et al. (2009)
SHZ	− 409 + 4.55x	Kashoma et al. (2011)

Notation has been standardised so that x always refers to cattle heart girth

^aThe model in question used heart girth around the hump