1. Investor Relations 1 BANCO DO BRASIL 4Q05 Results

2. Investor Relations 2 (1) Past Due Loans + 60 days R$ million Dividends 954 1,498 57% % Highlights

3. Investor Relations 3 Spread by Loan Portfolio - % Net Interest Income AgribusinessCommercialRetail Net Interest Income - R$ million NIM¹ Annualized - % 4Q041Q052Q053Q054Q05 8.7 8.4 9.0 9.2 4Q041Q052Q053Q054Q05 4,0864,090 4,146 4,199 4,398 7.0 5.8 6.0 6.1 6.6 8.3 8.0 7.9 7.6 38.1 35.9 35.5 33.4 34.1 (1) Net Interest Margin - Related to Earning Assets

4. Investor Relations 4 91 2175 4,086 4Q05 - 2.2219 4Q04 - 2.1099 4Q05 - 197,940 4Q04 - 193,649 Volume - R$ million Spread - % Volume¹ and Spread Analysis 841 38421 15,464 2005 - 8.3632 2004 - 8.5708 2005 - 194,956 2004 - 184,903 Volume - R$ million Spread - % Gain due to Volume Gain due to Spread Gain due to Volume and Spread (1) Earning Assets

5. Investor Relations 5 R$ million 4Q04 - %3Q05 - %4Q05 - % Loan Portfolio 18.2 14.9 22.9 33.9 10.2 18.1 14.9 22.9 35.1 9.0 19.5 15.8 22.6 33.0 9.0 IndividualsSMEsBusinessesAgribusinessAbroad

6. Investor Relations 6 Delinquency and Provision for Credit Risk (1) Average Portfolio - 12 months and Annualized Expenses Quarterly Provision Expenses - R$ million Provision Expenses / Loan Portfolio¹ - % 4.3 4.2 4.7 4Q041Q052Q053Q054Q05 6.1 6.3 6.6 4.7 5.1 4.6 5.9 5.6 3.3 3.1 3.9 4.0 4Q041Q052Q053Q054Q05 868 1,061 1,002 966 1,498 Allowance for loan losses / Loan Portfolio - % Past Due Loans + 15 days / Loan Portfolio - % Past Due Loans + 60 days / Loan Portfolio - %

7. Investor Relations 7 BB Banking Industry¹ RetailCommercialAgribusinessForeign Trade Abroad Credit Risk - % (1) Source: Brazilian Central Bank AA-CD-H AA-CD-H 3Q05 4Q05 87.588.495.095.188.790.799.497.998.1 9.30.62.11.9 11.34.95.011.612.5 89.590.689.689.9 10.410.19.410.5

8. Investor Relations 8 R$ million Account Holders - millionAsset Under Management - R$ billion Fee Income (Fees + NII) per account holder¹ - R$ (1) 12 month average 21.1 21.2 21.9 22.3 22.9 286 282 295 284 290 4Q041Q052Q053Q054Q05 19.7 20.8 21.3 20.9 20.2 124.0 138.2 144.8 150.4 153.5 4Q041Q052Q053Q054Q05 Market Share - %

9. Investor Relations 9 Administrative Expenses R$ million

10. Investor Relations 10 Coverage Ratio¹ - % YTD (1) Fee Income / Personnel Expenses (2) Administrative Expenses / Operating Income Productivity Ratios Efficiency Ratio² - % YTD 93.1 97.9 104.8103.4 102.3 4Q041Q052Q053Q054Q05 54.2 50.4 49.0 47.5 48.1 4Q041Q052Q053Q054Q05

11. Investor Relations 11 Income Tax and Social Contribution Tax Rate - % Pretax Income - R$ millionTaxes - R$ million 1,083 1,601 1,760 2,533 1,347 187 559 570 979 447 4Q041Q052Q053Q054Q05 17.3 34.9 32.4 38.6 33.2

12. Investor Relations 12 2006 Outlook - Warrants Breakdown of the Warrant Holders Expected Capital Raise Conversion: 1 warrant = 1.043933 share Total do Capital = 810,617,415 (1) Updated up to January 2006 by the Price Index (IGPDI)

13. Investor Relations 13 3World demand growth for food and renewable energy sources; 3Reduction of 4.0% in the world grain production in the 2005/2006 crop; 3Animal disease epidemy in other countries; 33.7% GDP growth outlook in 2006; 3Investment in infrastructure; 3Increase in the Brazilian grain production through productivity gain; 3Price for some products below that those observed in 2005, but improving in the medium/long term; 3Reduction in the Brazilian meat embargoes. Panorama 2006 - Agribusiness

14. Investor Relations 14 Panorama 2006 - Retail 3To increase sales to customers; 3To tap the consumer finance market: 3 Auto finance; 3 Durable goods finance. 3To establish partnership with middle-sized retailers; 3To expand non-customer pay-roll loans; 3To grab individuals loan market share; 3To tap the mortgage market.

15. Investor Relations 15 Investor Relations Division SBS - Quadra 1 - Bloco C - Ed. Sede III - 5° floor 70073-901 - Brasília (DF) Phone: 55 (61) 3310.3980 Fax: 55 (61) 3310.3735 www.bb.com.br ri@bb.com.br Disclaimer Disclaimer - This presentation contains references and statements, planned synergies, increasing estimates, projections of results and future strategy for Banco do Brasil, it’s Associated and Affiliated Companies and Subsidiaries. Although these references and statements reflect the management’s belief, it also involves imprecision and high difficult risks to be foreseen, consequently, it may conduct to a different result than the one anticipated here. These expectations are highly depended on market conditions, on the Brazilian economic performance, on the sector and the international market. Banco do Brasil is not responsible for bringing up to date any estimate in this presentation. For further information access www.bb.com.br/ri