Table 5.
Least squares means and SE for minerals concentration (μg/g muscle) in Angus (n = 39), 75% Angus (n = 33), Brangus (n = 30), 50% Angus (n = 42), 25% Angus (n = 27), and Brahman (n = 59) cattle
| Trait | Breed group | SE1 | I2 | b12 | |||||
|---|---|---|---|---|---|---|---|---|---|
| Angus | 75% A | Brangus | 50% A | 25% A | Brahman | ||||
| Iron | 14.58 | 14.44 | 13.55 | 15.28 | 14.70 | 14.62 | 0.65 | 14.56 | 0.05 |
| Magnesium | 196.83c | 198.88bc | 198.94bc | 212.79ab | 216.42ab | 222.86a | 8.18 | 202.97 | 7.40S |
| Zinc | 33.79 | 32.81 | 31.871 | 33.23 | 34.531 | 31.859 | 1.48 | 34.22 | −0.30 |
| Sodium | 338.27 | 348.38 | 339.68 | 362.11 | 356.30 | 360.40 | 10.56 | 339.02 | 4.99 |
| Phosphorus | 1651.80b | 1677.07b | 1655.55b | 1709.01ab | 1748.20ab | 1803.98a | 58.06 | 1743.39 | 41.45S |
| Potassium | 3016.29b | 3041.87b | 3015.07b | 3138.67ab | 3221.53ab | 3273.92a | 103.75 | 3157.68 | 74.50S |
Within each row, means without common letters differ (P < 0.05).
1Average SE across the breed groups.
2Intercept (i) and linear (b1) effects of percent Brahman genetics. No quadratic (b2) effect was significant.
SLinear effect significant at P < 0.05.