Dietary supplementation with branched-chain amino acids enhances milk production by lactating sows and the growth of suckling piglets

Table 1 Composition of the basal diet for lactating sows on an as-fed basis

Item	Basal diet¹, %
Ingredient
Corn grain	57.50
Soybean meal (44.5% CP)	27.00
Cornstarch	3.07
Sugarcane molasses	2.78
Potassium chloride	0.10
Salt	0.35
Vitamin-mineral premix²	3.00
Vegetable oil	3.00
Dicalcium phosphate	2.50
Limestone	0.70
Analyzed chemical composition
DM, %	90.0
ME, Mcal/kg	3.32
CP³, %	17.5
Ca, %	1.04
Available P, %	0.54
Total P, %	0.79

¹This basal lactation diet was used to prepare experimental diets for sows from farrowing to d 29 of lactation
²The vitamin premix provided the following per kilogram of complete diet (as-fed basis): 46.7 mg of Mn as manganous oxide; 75 mg of Fe as iron sulfate; 103.8 mg of Zn as zinc oxide; 9.5 mg of Cu as copper sulfate; 0.72 mg of I as ethylenediamine dihydroiodide; 0.23 mg of Se as sodium selenite; 7556 IU of vitamin A as vitamin A acetate; 825 IU of vitamin D₃; 61.9 IU of vitamin E; 4.4 IU of vitamin K as menadione sodium bisulfate; 54.9 μg of vitamin B₁₂; 13.7 mg of riboflavin; 43.9 mg of D-pantothenic acid as calcium pantothenate; 54.9 mg of niacin; and 1650 mg of choline as choline chloride
³The basal diet provided the following amino acids (%, as-fed basis): alanine, 0.94; arginine, 1.09; asparagine, 0.79; aspartate, 1.12; cysteine, 0.30; glutamine, 1.68; glutamate, 1.56; glycine, 0.86; histidine, 0.44; isoleucine, 0.74; leucine, 1.64; lysine, 0.90; methionine, 0.28; phenylalanine, 0.87; proline, 1.45; serine, 0.84; threonine, 0.65; tryptophan, 0.21; tyrosine, 0.71; and valine, 0.82

ISSN: 2049-1891