The extensive portfolio of wineries, vineyards, stock and brands of the historic McWilliam's Wine Group are all up for sale again, after a $46 million rescue package collapsed this week.

The family-owned, 143-year-old winemaker – one of the biggest and best known in the country – was due to be acquired by private equity group Prcstnt Asset Management under a deed of company arrangement(DOCA) voted overwhelmingly in favour of in July by creditors owed $40 million.