Table 1.
Composition * and nutritive value of pre-starter mixtures for piglets.
| Item | Group I (ZnSO4) | Group II (ZnO) | Group III (nZnO) |
|---|---|---|---|
| Ingredients, % | |||
| ZnSO4 | 0.04 | - | - |
| ZnO | - | 0.04 | - |
| nZnO | - | - | 0.03 |
| Nutritional Value (% in 1 kg of Feed Mixture ) | |||
| Metabolizable energy, 13.1 MJ; Crude protein, 16.5; Calcium, 0.64; Ptotal, 0.54; Lysine, 1.15; Methionine, 0.43; Threonine, 0.75; Tryptophan, 0.24 | |||
| Addition of Zn (mg in 1 kg of Feed Mixture) | |||
| Zinc (according to assumptions) | 150 | 3000 | 150 |
| Zinc (according to chemical analyses) | 160 | 2700 | 160 |
* Basic composition of all mixtures: Barley, Wheat, Rice wafers, Soya bean meal (46% CP), Nuklospray L70 (mixture of dairy products), H-35 Fish pulp (DM 88%), Soya Hamlet Protein-300, Phoscal, Soy oil, Jelucel PF 200 (cellulose: content crude fiber > 98%), L-lysine (98%), Premix (0.5%) **, Bilo-Cid Bufor [acidifying mixture, composition: phosphoric acid (41%), formic acid (24%), cytric acid (11%), carrier (24%)], Sodium chloride, DL-methionine (99%), Calcium formate, L-threonine, ButiPearlTM brand encapsulated butyric acid [composition: butyric acid as a calcium salt (50%), hydrogenated plant fat, and flavoring substances], Choline chloride (75%), Flavor, Tryptophan, Optisweet SD (sweetener), Ronozyme®HiPhos (Warszawa, Poland) (GT) [phytase enzyme (IUB No. 3.1.3.26): min. activity 10,000 FYT/g], Rovabio® Excel AP (Warszawa, Poland) [mixture of enzymes: mainly xylanase (No EC 3.2.1.8) and β-glucanase (No EC 3.2.1.6)]. ** Nutritional value of pre-mix (in 1 kg): Calcium, 23.10%; vit. A, 4,000,000 IU; vit. D3, 400,000 IU; vit. E, 32,000 mg; vit. K3, 800 mg; vit. B1, 700 mg; vit. B2, 1600 mg; niacin (B3), 10,000 mg; pantothenic acid (B5) 6000 mg; vit. B6, 1400 mg; vit. B12, 12,000 mcg; biotin, 40,000 mcg; vit. C, 40,000 mg; folic acid, 1000 mg; iron, 30,000 mg; manganese, 14,000 mg; copper, 32,000 mg; iodine, 280 mg; cobalt, 140 mg; selenium, 50 mg; molybdenum, 200 mg; antioxidants, 3000 mg, “-” -not used.