Underlying2018
£m
2017
£m
Finance expense arising from:
— Financial liabilities at amortised cost6.85.0
— Net Interest on net defined benefit obligations0.10.1
Underlying finance expense6.95.1
Non-underlying2018
£m
2017
£m
Loss on extinguishment of debt (note 21)0.4
Fair value and other movements on deferred and contingent consideration(0.9)0.2
Non-underlying finance (income)/expense(0.5)0.2
Total finance expense6.45.3