£10bn

£31bn

£25bn

£20bn

2015

2011

2006

MoD estimates for building four

new Successor-class submarines*

Contingency fund

Guardian Graphic | Source: MoD. *2006 projection

included cost of missiles, infrastructure and warheads.

2011 and 2015 figures were for submarines only

The growing cost of

replacing Trident

£10bn

£31bn

£25bn

£20bn

2015

2011

2006

MoD estimates for building four new Successor-class submarines*

Contingency fund

Guardian Graphic | Source: MoD. *2006 projection included cost of missiles,

infrastructure and warheads. 2011 and 2015 figures were for submarines only

The growing cost of replacing Trident