Table 3.

Results of growth trial.

Experimental factor	Final body	Average daily	Feed conversion	Mortality	EEI${}^{\ast }$,
	weight, kg	gain, g	ratio, kg kg${}^{-\mathrm{1}}$	rate, %	points
$K$	2.81${}^{\text{BCc}}$	65.9${}^{\text{BCc}}$	1.62${}^{\text{BCc}}$	3.33	398.0${}^{\text{By}}$
$K+S$	2.85${}^{\text{bcx}}$	67.1${}^{\text{y}}$	1.54${}^{\text{Aa}}$	0.00	440.5${}^{\text{Aa}}$
$K-\mathrm{0.10}$ MJ kg${}^{-\mathrm{1}}$	2.85${}^{\text{bcx}}$	66.9${}^{\text{bcxy}}$	1.62${}^{\text{ABCby}}$	4.67	400.5${}^{\text{byz}}$
$K-\mathrm{0.10}$ MJ kg${}^{-\mathrm{1}}+S$	2.93${}^{\text{Aa}}$	68.8${}^{\text{Aax}}$	1.57${}^{\text{ABabx}}$	4.00	426.7${}^{\text{abxy}}$
$K-\mathrm{0.25}$ MJ kg${}^{-\mathrm{1}}$	2.78${}^{\text{Cy}}$	65.3${}^{\text{Cz}}$	1.64${}^{\text{C}}$	4.00	368.6${}^{\text{Bc}}$
$K-\mathrm{0.25}$ MJ kg${}^{-\mathrm{1}}+S$	2.90${}^{\text{ABab}}$	68.1${}^{\text{ABab}}$	1.57${}^{\text{Babx}}$	4.29	423.5${}^{\text{bax}}$
Analysis of variance
SEM	0.013	0.313	0.009	0.53	5.006
$P$	0.003	0.003	0.002	0.12	0.004
Energy
$K$	2.83${}^{\text{x}}$	66.46	1.58	1.67${}^{\text{x}}$	419.25
$K-\mathrm{0.10}$ MJ kg${}^{-\mathrm{1}}$	2.88${}^{\text{y}}$	67.69	1.6	4.33${}^{\text{y}}$	413.62
$K-\mathrm{0.25}$ MJ kg${}^{-\mathrm{1}}$	2.84	66.68	1.61	4.00${}^{\text{y}}$	405
Superliv
$-$	2.81${}^{\text{A}}$	66.09${}^{\text{A}}$	1.63${}^{\text{A}}$	4.00	393.73${}^{\text{A}}$
$+$	2.89${}^{\text{B}}$	67.98${}^{\text{B}}$	1.56${}^{\text{B}}$	2.67	430.22${}^{\text{B}}$
Analysis of variance	$P$
Energy ($E$)	0.099	0.112	0.427	0.073	0.347
Superliv ($S$)	$<\mathrm{0.001}$	$<\mathrm{0.001}$	$<\mathrm{0.001}$	0.187	$<\mathrm{0.001}$
Interaction ($E\times S$)	0.388	0.396	0.663	0.357	0.812
SEM	0.013	0.313	0.009	0.53	0.313

${}^{\ast }$ European Efficiency Index. ${}^{\text{a, b}}P\le \mathrm{0.05}$. ${}^{\text{A, B, C}}P\le \mathrm{0.01}$. ${}^{\text{x/y/z}}\mathrm{0.05}<P\le \mathrm{0.10}$.