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Table 2 Concentrations of minerals, phytate, and apparent total tract digestibility (ATTD) and standardized total tract digestibility (STTD) of phosphorus in copra and palm kernel ingredients (as-fed basis)1

From: Nutritional value of high fiber co-products from the copra, palm kernel, and rice industries in diets fed to pigs

Item Copra meal Copra expellers Palm kernel meal Palm kernel expellers Soybean meal
 Ca, % 0.04 0.11 0.20 0.25 0.33
 Cl, % 0.37 - - 0.15 0.05
 K, % 1.83 1.75 - 0.64 2.11
 Mg, % 0.31 0.23 - 0.29 0.28
 Na, % 0.04 - - 0.03 0.05
 P, % 0.52 0.53 0.54 0.52 0.67
 S, % 0.31 - - 0.22 0.4
 Cu, ppm 25 40 - 21 16.5
 Fe, ppm 486 - - 534 190.5
 Mn, ppm 69 75 - 131 36.7
 Zn, ppm 49 53 - 32 47.9
 Phytate, % 0.79 0.78 1.12 1.29 1.55
 Phytate P, % 0.22 0.22 0.32 0.35 0.44
 Non-phytate P, % 0.30 0.31 0.22 0.16 0.23
P digestibility without phytase
 ATTD, % 60.8 46.0 48.9 30.0 41.1
 STTD, % 70.6 56.5 57.9 39.8 49.6
P digestibility with phytase
 ATTD, % 80.8 - 64.1 58.2 72.2
 STTD, % 90.3 - 73.5 68.1 81.1
  1. 1References [2, 9, 11, 12, 46]