Variable

PC1

PC2

Hardness before cooking

0.356

−0.345

Hardness after cooking

−0.394

−0.042

Cooking duration

0.384

−0.182

Grains density

−0.030

−0.793

Weight of 1000 grains

−0.321

−0.462

Length

−0.394

−0.038

Width

−0.395

−0.004

Thickness

−0.394

0.033