Whole Life Value Optimization of Boral Quarries

Cement - positions relative to Australian portfolio Our fixed plant positions has direct supply to over 70% of the Australian cement market ☐ ■ Boral cement assets are east coast focused where ~71% of cement is supplied Berrima and Maldon rail linked for low cost operations and delivery NSW rail network allows economic interstate supply Road and rail is used to optimise the supply chain of our integrated business ☐ New capacity at Geelong expands our existing network options and growth potential Cement industry map Australian market ~10mt1 Port Hedland WA (9%) Munster BGC 1.Australian cement market and the % against each state refers to proportion of total FY23 Australian cement volume Source Macro monitor Construction Materials Forecast, March 2023 Boral Darwin CA ABL/ICL Other NT (1%) Townsville North Qld (8%) Kiln Mill Gladstone Terminal Wagners SEQ (12%) Bulwer Island Sunstate (50% JV Boral and ABL) SA (9%) NSW & ACT (30%) Newcastle Angaston Kooragang Berrima Glebe Island Maldon Port Kembla Birkenhead VIC (29%) Denotes Boral influence through its fixed cement position Melbourne (50% JV CA and ICL) Geelong Railton TAS (2%) BORAL Building something great 18

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