Table 1.
Descriptive statistics of milk composition, milk minerals (mg/L) and ratio between micellar and diffusible fractions (w/w).
| Trait | Mean | SD | CV, % | Minimum | Maximum | |
|---|---|---|---|---|---|---|
| Milk composition, % | ||||||
| Fat | 4.03 | 0.63 | 15.63 | 2.68 | 5.84 | |
| Protein | 3.47 | 0.34 | 9.80 | 2.54 | 4.28 | |
| Lactose | 4.75 | 0.21 | 4.42 | 4.10 | 5.15 | |
| pH | 6.65 | 0.06 | 0.90 | 6.49 | 6.79 | |
| Minerals | ||||||
| Ca | Total, mg/100 mL | 122.07 | 10.29 | 8.43 | 92.42 | 146.68 |
| Diffusible, mg/100 mL | 27.95 | 5.63 | 20.13 | 19.00 | 49.33 | |
| Micellar, mg/100 mL | 94.12 | 10.81 | 11.48 | 66.96 | 123.41 | |
| Micellar/Diffusible, w/w | 3.51 | 0.84 | 24.03 | 1.57 | 5.93 | |
| P | Total, mg/100 mL | 99.86 | 9.03 | 9.04 | 73.47 | 119.20 |
| Diffusible, mg/100 mL | 36.51 | 4.86 | 13.30 | 24.28 | 48.90 | |
| Micellar, mg/100 mL | 63.35 | 8.98 | 14.18 | 41.85 | 84.39 | |
| Micellar/Diffusible, w/w | 1.77 | 0.40 | 22.35 | 1.14 | 2.67 | |
| K | Total, mg/100 mL | 147.56 | 10.63 | 7.21 | 125.07 | 174.25 |
| Diffusible, mg/100 mL | 120.94 | 10.60 | 8.77 | 97.43 | 147.14 | |
| Micellar, mg/100 mL | 26.62 | 9.42 | 35.40 | 4.72 | 52.33 | |
| Micellar/Diffusible, w/w | 0.22 | 0.09 | 39.46 | 0.04 | 0.49 | |
| Mg | Total, mg/100 mL | 10.99 | 1.12 | 10.23 | 8.79 | 14.06 |
| Diffusible, mg/100 mL | 6.38 | 0.82 | 12.90 | 4.44 | 8.51 | |
| Micellar, mg/100 mL | 4.62 | 0.94 | 20.30 | 2.53 | 7.01 | |
| Micellar/Diffusible, w/w | 0.74 | 0.19 | 25.70 | 0.34 | 1.40 | |
| Na | Total, mg/100 mL | 37.55 | 7.94 | 21.15 | 27.73 | 65.71 |
Na was not found in micellar phase and thus it is presented as total Na only. Abbreviations are as follows: SD, standard deviation; CV, coefficient of variation.