Methodologies on estimating the energy requirements for maintenance and determining the net energy contents of feed ingredients in swine: a review of recent work

Table 3 Comparison of the estimation of energy requirements for maintenance among different experiments^a

Reference	Methods	BW, kg	ME_m	NE_m (HP₀)
Noblet et al. (1999) [27]	Linear regression	Variable	1,020^b	750^c
Labussière et al. (2011) [23]	Ranged values based on feeding levels	60–90	822–1028	608–771
Zhang et al. (2014) [8] (MAFIC work)	Linear regression	30–60	893	590
	Linear regression	60–90	815	532
	Exponential regression	30–60	973	758
	Exponential regression	60–90	921	732
Li et al. (2017) [13] (MAFIC work)	Linear regression	30–60	1,016	759
Li et al. (2017) [13] (MAFIC work)	Measured FHP	30–60	–	771

^aEnergy unit: kJ / (kg BW^0.6·d)
^bThe average value for different breeds, variable BW
^cData from Noblet et al. [5]: all pigs were fed at a high FL and immediately fed a reduced FL

ISSN: 2049-1891