Table 4.
Oxidative, nutritional and energy‐related parameters of vegetable (soybean, rapeseed and sunflower) oils obtained from commercial animal nutrition sources
| Soybean oil | Rapeseed oil | Sunflower oil | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Minimum | Maximum | Average | σ | Minimum | Maximum | Average | ∑ | Minimum | Maximum | Average | σ | ||
| n | 245 | 219 | 72 | ||||||||||
| Oxidative parameters | |||||||||||||
| PV (meq kg‐1) | 0.05 | 17.97 | 6.10 | 3.70 | 1.00 | 19.67 | 8.23 | 5.91 | 1.40 | 31.96 | 15.45 | 6.16 | |
| TBA (ppm) | 0.10 | 1.40 | 0.19 | 0.21 | 0.10 | 3.10 | 0.27 | 0.64 | 0.01 | 1.02 | 0.13 | 0.14 | |
| OSI 100°C (h) | 2.90 | 24.00 | 12.79 | 3.40 | 2.75 | 35.65 | 17.78 | 9.03 | 4.10 | 12.70 | 8.96 | 1.64 | |
| Nutritional parameters | |||||||||||||
| FFA (% C18:1) | 0.00 | 2.09 | 0.60 | 0.47 | 0.00 | 1.40 | 0.59 | 0.46 | 0.03 | 1.53 | 0.69 | 0.33 | |
| MUFA | 18.95 | 31.96 | 25.86 | 2.16 | 61.82 | 70.30 | 67.35 | 2.41 | 18.04 | 39.35 | 30.73 | 4.81 | |
| PUFA | 48.36 | 63.35 | 56.72 | 2.45 | 23.08 | 30.57 | 25.85 | 2.07 | 49.79 | 71.15 | 58.40 | 4.54 | |
| Fatty acid profile | |||||||||||||
| C14:0 | 0.00 | 0.21 | 0.09 | 0.05 | 0.00 | 0.10 | 0.05 | 0.02 | 0.00 | 0.16 | 0.07 | 0.04 | |
| C16:0 | 9.88 | 14.25 | 12.07 | 0.71 | 4.07 | 5.65 | 4.85 | 0.31 | 5.93 | 8.01 | 7.03 | 0.46 | |
| C16:1 | 0.00 | 0.21 | 0.09 | 0.05 | 0.10 | 0.25 | 0.15 | 0.04 | 0.00 | 0.17 | 0.08 | 0.04 | |
| C18:0 | 3.30 | 7.03 | 5.02 | 0.85 | 1.31 | 2.32 | 1.68 | 0.26 | 2.54 | 4.69 | 3.69 | 0.40 | |
| C18:1 | 0.00 | 2.01 | 0.05 | 0.16 | 0.00 | 0.11 | 0.02 | 0.03 | 0.00 | 0.17 | 0.02 | 0.03 | |
| C18:2 | 19.31 | 31.35 | 25.52 | 2.09 | 60.90 | 69.23 | 66.09 | 2.51 | 18.04 | 39.10 | 30.50 | 4.80 | |
| C18:3 | 0.00 | 2.01 | 0.05 | 0.16 | 0.00 | 0.11 | 0.02 | 0.03 | 0.00 | 0.17 | 0.02 | 0.03 | |
| U:S ratio | 3.63 | 5.94 | 4.78 | 0.36 | 11.49 | 16.15 | 14.31 | 1.04 | 6.71 | 9.76 | 8.24 | 0.58 | |
| Energy diluting factors | |||||||||||||
| Moisture (%) | 0.01 | 0.19 | 0.08 | 0.03 | 0.03 | 0.14 | 0.07 | 0.03 | 0.01 | 0.14 | 0.07 | 0.02 | |
| Impurities (%) | 0.00 | 0.07 | 0.02 | 0.01 | 0.00 | 0.04 | 0.01 | 0.01 | 0.01 | 0.07 | 0.02 | 0.02 | |
| Unsaponifiables (%) | 0.30 | 1.12 | 0.70 | 0.13 | 0.74 | 1.30 | 1.00 | 0.13 | 0.40 | 1.14 | 0.77 | 0.13 | |
| Total MIU (%) | 0.39 | 1.30 | 0.81 | 0.15 | 0.83 | 1.39 | 1.10 | 0.14 | 0.45 | 1.52 | 0.90 | 0.19 | |
| Energy value (kcal.kg −1 ) | |||||||||||||
| AME young poultry | 8578.93 | 8984.18 | 8761.24 | 71.18 | 9042.35 | 9100.95 | 9081.59 | 15.10 | 8957.82 | 9051.73 | 9015.97 | 21.55 | |
| AME old poultry | 8889.13 | 9173.44 | 9012.98 | 47.63 | 9252.17 | 9316.38 | 9297.33 | 15.84 | 9169.40 | 9268.48 | 9223.43 | 20.03 | |
| DE young pigs | 8778.64 | 8988.54 | 8874.12 | 37.11 | 9018.66 | 9048.96 | 9038.64 | 7.93 | 8973.53 | 9023.89 | 9005.55 | 11.19 | |
| DE old pigs | 8749.97 | 8804.54 | 8781.07 | 10.62 | 8796.24 | 8812.93 | 8805.77 | 5.56 | 8794.57 | 8811.43 | 8802.93 | 4.02 | |
| Energy value including MIU (kcal kg ‐1 ) | |||||||||||||
| AME young poultry | 8421.97 | 8919.65 | 8686.09 | 82.37 | 8936.19 | 9020.75 | 8982.01 | 22.27 | 8824.39 | 8985.11 | 8930.82 | 33.66 | |
| AME old poultry | 8739.93 | 9128.69 | 8941.04 | 61.86 | 9143.55 | 9231.91 | 9195.38 | 23.01 | 9031.57 | 9196.46 | 9136.12 | 32.74 | |
| DE old pigs | 8661.79 | 8925.57 | 8801.67 | 45.81 | 8904.32 | 8970.82 | 8939.53 | 16.81 | 8838.59 | 8960.56 | 8921.71 | 25.29 | |
| DE young pigs | 0.39 | 1.30 | 0.81 | 0.15 | 0.83 | 1.39 | 1.10 | 0.14 | 0.45 | 1.52 | 0.90 | 0.19 | |
TBA, 2‐thiobarbituric acid; PV, peroxide value; OSI, Oxidative Stability Index; FFA, free fatty acid; MIU, moisture, impurities and unsaponifiables; U;S, unsaturated/saturated ratio; MUFA, mono‐unsaturated fatty acid; PUFA, poly‐unsaturated fatty acid; AME, apparent metabolizable energy; DE, digestible energy.