Table 7.
Regression equations for metabolizable energy in byproduct feed ingredients for growing pigs (kcal/kg dry matter basis)
| Regression coefficient parameter (% dry matter basis) | Statistical parameter | |||||||
|---|---|---|---|---|---|---|---|---|
|
|
|
|||||||
| Intercept | CP | CF | Ash | NDF | RMSE | R2 | p-value | |
| Equation 1 | 6,231 | −17.9 | - | −148 | −40.1 | 243 | 0.957 | <0.001 |
| SE | 576 | 9.75 | - | 19.1 | 6.22 | - | - | - |
| p-value | <0.001 | 0.109 | - | <0.001 | <0.001 | - | - | - |
| Equation 2 | 5,243 | - | - | −153 | −30.7 | 277 | 0.936 | <0.001 |
| SE | 232 | - | - | 21.5 | 4.00 | - | - | - |
| p-value | <0.001 | - | - | <0.001 | <0.001 | - | - | - |
| Equation 3 | 4,578 | - | −136 | - | - | 436 | 0.822 | <0.001 |
| SE | 290 | - | 21.0 | - | - | - | - | - |
| p-value | <0.001 | - | <0.001 | - | - | - | - | - |
CP, crude protein; CF, crude fiber; NDF, neutral detergent fiber; RMSE, root mean square error; SE, standard error.