The figures for 2015-2018 come from NFU Mutal.
The rural insurer is launching a campaign urging dog owners to keep their pets under control.
Research reveals there are more and more reports of attacks being caused by dogs which have been let out in gardens, escaping and attacking sheep in nearby fields.
The South West is the worst affected region in England by cost.
“Disappointment” over North Devon funding settlement
Controversial Exeter road consultation to begin in the New Year
Exeter care agency rated 'inadequate' and in special measures
Raw sewage spews into Plymouth suburb estate and woods
Councillor stands under trees to stop chainsaw massacre
Three years jail for charity box thief
