Underlying	2019 £m	2018 £m
Finance expense arising from:
– Financial liabilities at amortised cost	10.5	6.8
– Net Interest on net defined benefit obligations	–	0.1
Underlying finance expense	10.5	6.9

Non-underlying	2019 £m	2018 £m
Loss on extinguishment of debt	–	0.4
Fair value and other movements on deferred and contingent consideration	1.0	(0.9)
Non-underlying finance expense/(income)	1.0	(0.5)
Total finance expense	11.5	6.4