Matthew Poole and continuators on Genesis 31:8

8 If he said thus, The speckled shall be thy wages, then all the cattle bare speckled: and if he said thus, The ring-straked shall be thy hire , then bare all the cattle ring-straked.

All is here, as oft elsewhere, put for the greater or the better part, as appears from chap. 31. 1, 8. Or, for all that Iacob desired to be such.

Hence it appears that Laban through envy and covetousness did break his agreement made with Iacob and altered it as he thought meet, and that Iacob patiently yielded to all such changes.