2020 Results Announcement

Robust capital ratio performance despite COVID-19 Fully loaded CET1 ratio Bank of Ireland 2020 Results Announcement RWAS €49.9bn 13.8% 40bps (110bps) 125bps Impairment EL offset (230bps) 80bps RWA reduction 40bps Net impact (110bps) (20bps) 75bps (75bps) (65bps) (10bps) RWAS €48.0bn +10bps Regulatory capital 13.4% demand Dec 19 Organic capital Dividend removal Credit deterioration Loan growth/ RWA² Regulatory SME & Software Transformation Other / Pension change investment Dec 20 Headroom to 2021 CET1 regulatory capital requirements 2021 Regulatory Requirements (excl. P2G) 13.4% 9.77% 14.9% Dec 20 Fully Loaded CET1 Ratio Dec 20 Regulatory CET1 Ratio c.510bps headroom Strong Capital Position • Regulatory CET1 ratio 14.9% at Dec 2020, reduced 10bps in the year; supported by IFRS 9 addback which reduced impairment impact on the ratio Expected loss absorbed c.80bps of 2020 impairment charge RWAS reduced by c.€1.9bn, primarily driven by SME support factor and FX 2% reduction in RWA density driven by lower Ireland mortgage risk weights and benefit of SME support factor Previously guided 80bps impact of regulatory capital demand by end 2021 is now materially complete 1 Pre-impairment organic capital generation primarily consists of attributable profit excluding impairment and movements in regulatory deductions 2 Loan growth / RWA movements from changes in loan book mix, asset quality and movements in other RWAS Bank of Ireland 28

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