Table 3.

Pearson correlation analysis between milling indices

	HRY	WI	Es	DOM	TR
HRY	1
WI	− 0.829**	1
Es	− 0.888**	0.814**	1**
DOM	− 0.818**	0.940**	0.769**	1
TR	− 0.900**	0.849**	0.885**	0.846**	1

HRY head rice yield, WI whiteness index, Es specific energy consumption, DOM degree of milling, TR temperature rise. **Extremely significant at p < 0.01