Table 4.
Sensory attributes depending on the rearing system and ageing time (mean ± SD).
| Parameter | F100 | F74 | F35 | Significance | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 14 | Total F100 | 7 | 14 | Total F74 | 7 | 14 | Total F35 | Total 7 | Total 14 | R | A | R*A | |
| External colour | 5.07 ± 1.28 | 5.06 ± 1.54 | 5.07 ab ± 1.40 | 5.65 ± 0.76 | 5.73 ± 0.87 | 5.69 a ± 0.81 | 4.73 ± 1.32 | 4.83 ± 1.72 | 4.78 b ± 1.50 | 5.15 ± 1.18 | 5.26 ± 1.41 | 0.006 | - | - |
| Internal colour | 4.57 ± 1.63 | 4.43 ± 1.95 | 4.50 ab ± 1.77 | 5.52 ± 1.11 | 4.97 ± 1.69 | 5.23 a ± 1.46 | 3.54 ± 1.64 | 4.02 ± 1.85 | 3.76 b ± 1.73 | 4.52 ± 1.68 | 4.62 ± 1.83 | 0.001 | - | - |
| Odour intensity | 5.38 ± 1.19 | 5.36 ± 0.93 | 5.37 ± 1.04 | 5.47 ± 0.83 | 6.17 ± 1.07 | 5.84 ± 1.02 | 5.85 ± 1.27 | 5.72 ± 1.01 | 5.79 ± 1.15 | 5.60 ± 1.10 | 5.81 ± 1.05 | - | - | - |
| Odour quality | 5.46 ± 1.26 | 5.00 ± 2.00 | 5.21 ab ± 1.68 | 4.92 ± 1.71 | 4.93 ± 1.20 | 4.93 b ± 1.44 | 6.28 ± 1.00 | 5.47 ± 1.09 | 5.91 a ± 1.11 | 5.58 ± 1.47 | 5.12 ± 1.42 | 0.010 | - | - |
| Abnormal odours | 0.38 ± 0.76 | 1.00 ± 2.10 | 0.71 ± 1.62 | 0.82 ± 1.53 | 1.00 ± 1.34 | 0.91 ± 1.42 | 0.14 ± 0.47 | 0.44 ± 0.78 | 0.28 ± 0.64 | 0.45 ± 1.07 | 0.82 ± 1.45 | - | - | - |
| Toughness | 3.88 ± 1.68 | 3.70 ± 2.22 | 3.78 ± 1.95 | 3.35 ± 1.25 | 4.02 ± 1.86 | 3.70 ± 1.62 | 4.23 ± 1.30 | 3.58 ± 1.19 | 3.93 ± 1.27 | 3.82 ± 1.41 | 3.79 ± 1.76 | - | - | - |
| Juiciness | 3.84 ± 1.40 | 4.13 ± 2.34 | 4.00 ± 1.93 | 4.75 ± 1.42 | 3.95 ± 1.26 | 4.32 ± 1.38 | 3.45 ± 1.90 | 5.27 ± 1.12 | 4.29 ± 1.82 | 4.02 ± 1.70 | 4.42 ± 1.66 | - | - | 0.002 |
| Fatty sensation | 0.30 ± 0.48 | 0.40 ± 0.50 | 0.35 ± 0.48 | 0.75 ± 0.92 | 0.47 ± 0.83 | 0.60 ± 0.87 | 0.57 ± 0.74 | 0.55 ± 0.51 | 0.56 ± 0.64 | 0.57 ± 0.77 | 0.48 ± 0.65 | - | - | - |
| Residues after chewing | 2.92 ± 1.70 | 2.86 ± 2.35 | 2.89 ± 2.04 | 2.25 ± 0.98 | 3.13 ± 1.28 | 2.72 ± 1.22 | 2.73 ± 1.57 | 2.66 ± 1.32 | 2.70 ± 1.44 | 2.60 ± 1.42 | 2.91 ± 1.63 | - | - | - |
| Flavour intensity | 4.42 ± 0.95 | 4.43 ± 1.09 | 4.42 b ± 1.01 | 5.50 ± 1.00 | 5.89 ± 1.18 | 5.70 a ± 1.10 | 5.02 ± 1.53 | 5.52 ± 0.84 | 5.25 a ± 1.27 | 5.05 ± 1.27 | 5.38 ± 1.20 | 0.000 | - | - |
| Flavour quality | 4.84 ± 1.51 | 4.76 ± 1.11 | 4.80 b ± 1.29 | 5.05 ± 1.53 | 3.82 ± 1.49 | 4.39 b ± 1.62 | 5.71 ± 1.14 | 5.63 ± 1.28 | 5.67 a ± 1.19 | 5.25 ± 1.41 | 4.66 ± 1.65 | 0.000 | - | - |
| Abnormal flavours | 0.23 ± 0.59 | 0.20 ± 0.41 | 0.21 b ± 0.49 | 0.82 ± 1.59 | 2.86 ± 2.60 | 1.91 a ± 2.40 | 0.23 ± 0.43 | 0.25 ± 0.54 | 0.24 b ± 0.48 | 0.45 ± 1.07 | 1.31 ± 2.13 | 0.000 | 0.017 | 0.002 |
a. b. Different letters mean statistically significant differences p < 0.05, according to Tukey’s HSD test. “-”: p-value > 0.05, statistically no significant differences, SD: standard deviation, R: rearing system, A: ageing.