[33] Trade payables

As at 31 December 2015, trade payables of €574.6 million (31 December 2014: €564.6 million) included liabilities to non-consolidated subsidiaries of €6.5 million (31 December 2014: €3.8 million) and liabilities to equity-accounted investments and other equity investments of €11.7 million (31 December 2014: €4.4 million).