IAS19 Defined Benefit Pension + Mortgage Portfolio Analysis

Ireland mortgages: €31bn New Lending Volumes and Market Share 41% Bank of Ireland Ireland Mortgages (gross) €31.0bn €23.0bn €22.9bn €22.4bn €22.5bn 24% 23% 23% 23% €21.9bn €11.1bn €12.2bn €15.6bn €13.1bn €2.4bn €3.2bn €2.9bn €2.5bn €3.1bn €1.3bn €1.6bn €1.0bn €1.0bn €0.9bn H1 2019 H1 2020 H1 2021 H1 2022 H1 2023 New Lending Volumes Market Share €8.7bn €7.9bn €6.8bn €5.3bn €6.0bn Dec 19 Dec 20 Dec 21 Dec 22 Jun 23 ■Tracker Variable Rates Fixed Rates Pricing strategy • Fixed rate led mortgage pricing strategy which provides value, certainty and stability to our customers and to the Group • • Fixed rate products accounted for c.98% of our new lending in H1 2023, up from c.30% in 2014 • 70% of fixed rate mortgage book does not rollover until 2025 or later Distribution strategy - continued expansion into broker channel The Group has continued building out The Mortgage Store broker channel in 2023, establishing a large network of active brokers at a national level LTV profile Average LTV of 53% on mortgage stock at Jun 2023 (Dec 2022: 51%) Average LTV of 76% on new mortgages in H123 (2022: 72%) Tracker mortgages . 86% of trackers are owner occupier mortgages; 14% of trackers are Buy- to-Let (BTL) mortgages Macroprudential rules • . c.63% of mortgage book originated since introduction of Central Bank of Ireland macroprudential rules in 2015 Weighted average LTV for pre-2015 mortgages is c.40% 37

View entire presentation