Table 2.
Correlation coefficients between energy concentrations and chemical components in feed ingredients
| Item | GE | DE | ME | EE | CP | NDF | ADF |
|---|---|---|---|---|---|---|---|
| DE | 0.52*** | - | - | - | - | - | - |
| ME | 0.48*** | 0.97*** | - | - | - | - | - |
| EE | 0.45*** | 0.08 | 0.00 | - | - | - | - |
| CP | 0.37*** | 0.31*** | 0.14** | 0.05 | - | - | - |
| NDF | 0.08*** | −0.57*** | −0.58*** | 0.33*** | −0.17*** | - | - |
| ADF | 0.12* | −0.58*** | −0.54*** | 0.12* | 0.03 | 0.77*** | - |
| Ash | −0.25*** | −0.33*** | −0.45*** | 0.40*** | 0.36*** | 0.15** | 0.12* |
GE, gross energy; DE, digestible energy; ME, metabolizable energy; EE, ether extract; CP, crude protein; NDF, neutral detergent fiber; ADF, acid detergent fiber.
*
p<0.05,
**
p<0.01, and
***
p<0.001.