Table 4. Texture parameters values of low-fat cupuassu goat milk yogurts during refrigerated storage

Parameters Sample Storage time (days)
0 7 14 21 28
Firmness (g) WY 33.34±0.87a,AB 32.96±0.23a,A 33.15±0.32a,A 33.35±0.37a,A 33.08±0.33a,A
SY 33.08±0.76a,A 33.06±0.43a,A 33.16±0.45a,A 33.14±0.25a,A 33.08±0.34a,A
SIY 37.79±2.03b,BC 34.66±0.69ab,B 34.42±0.57ab,B 34.34±1.80ab,B 33.50±0.45a,A
SMY 42.11±1.96b,C 33.36±0.62a,A 33.51±0.42a,A 33.12±0.21a,A 33.52±0.31a,A
SWY 35.27±2.18b,AB 33.18±1.04a,A 33.57±0.33ab,A 33.24±0.25a,A 33.10±0.48a,A
Consistency (g·sec) WY 374.22±2.62a,A 372.88±2.71a,A 371.02±4.45a,A 375.72±4.24a,A 372.25±4.05a,AB
SY 365.21±9.30a,A 371.64±7.05a,A 372.01±5.35a,A 373.43±4.70a,A 374.12±3.53a,AB
SIY 391.31±8.74b,AB 373.91±7.33a,A 372.17±4.98a,A 373.67±3.41a,A 376.67±4.49a,AB
SMY 407.73±14.29b,B 375.02±9.13a,A 372.90±6.94a,A 374.62±2.98a,A 380.80±3.53a,C
SWY 366.14±2.51a,A 372.24±11.18ab,A 374.42±3.57ab,A 377.13±2.36b,A 376.25±4.88b,AB
Cohesiveness (g) WY –5.66±0.44ab,CD –5.34±0.18ab,CD –5.68±0.24a,C –5.42±0.14ab,BC –5.17±0.35b,C
SY –5.36±0.53a,D –5.52±0.31a,C –5.36±0.36a,C –5.11±0.09a,C –5.23±0.20a,BC
SIY –7.24±0.36a,B –6.05±0.23b,B –6.15±0.21b,B –5.76±0.27b,B –5.70±0.29b,BA
SMY –6.98±0.23a,B –5.76±0.18b,BC –5.66±0.24b,C –5.40±0.18b,BC –5.60±0.25b,BAC
SWY –6.49±0.25a,BC –5.03±0.16c,D –5.32±0.20bc,C –5.09±0.29c,C –5.50±0.21b,BAC
Index of viscosity (g·sec) WY –0.95±0.37a,B –1.01±0.18a,C –1.09±0.11a,BC –1.00±0.11a,C –0.96±0.18a,B
SY –1.14±0.36a,B –1.04±0.16a,C –1.00±0.14a,BC –0.95±0.14a,C –1.01±0.13a,B
SIY –1.91±0.34b,B –1.41±0.22a,B –1.27±0.11a,B –1.27±0.15a,B –1.08±0.06a,AB
SMY –1.69±0.20b,B –1.19±0.19a,BC –0.97±0.17a,BC –1.02±0.13a,BC –1.12±0.15a,AB
SWY –1.56±0.21b,B –0.87±0.21a,C –0.88±0.07a,C –0.92±0.21a,C –1.05±0.14a,A
Values were expressed as a mean±SD (n=3).
Different lowercase superscripts indicate significant differences among storage times (p<0.05).
Different uppercase superscripts indicate significant differences among treatments of goat milk yogurts (p<0.05).
WY, whole yogurt; SY, skim yogurt; SIY, skim yogurt with inulin; SMY, skim yogurt with maltodextrin; SWY, skim yogurt with whey protein.