1. 1 Investor Relations Banco do Brasil 1Q06 Results Banco do Brasil 1Q06 Results

2. 2 Investor Relations (1) Past Due Loans + 60 days R$ million HighlightsHighlights

3. 3 Investor Relations Net Interest Income Net Interest Income - R$ millionNIM¹ annualized - % (1) Net Interest Margin over Earning Assets 4,090 4,146 4,199 4,398 4,406 1Q052Q053Q054Q051Q06 8.4 9.0 9.2 8.5

4. 4 Investor Relations 278 352 4,406 1Q06 - 2.0631 1Q05 - 2.0456 1Q06 - 213,563 1Q05 - 199,964 Volume - R$ million Spread - % Volume¹ and Spread Analysis Gain due to Volume Gain due to Spread Gain due to Volume and Spread (1) Earnings Assets

5. 5 Investor Relations R$ million Loan Portfolio IndividualsSMEsBusinessesAgribusinessAbroad 18.3 14.9 23.7 33.0 10.1 18.7 14.5 23.2 35.1 8.4 18.1 14.9 22.9 35.1 9.0 1Q05 - %4Q05 - %1Q06 - %

6. 6 Investor Relations CDC Electrônico¹CDC Salário²CDC Payroll LoansCDC Total Consumer Finance (CDC) 741 683 623 639 815 671 642 546 521 615 554 1,082 1,118 1,004 1,668 1Q052Q053Q054Q051Q06 3,199 3,843 3,419 3,065 4,286 R$ million (1) Loan to individuals with pre-approved credit, through ATM (2) Granted to whom receives his/her wage in BB’s account

7. 7 Investor Relations Delinquency and Provision for Credit Risk (1) Average Portfolio and Expenses of the last 12 months Quarterly Provision Expenses - R$ million Provision Expenses / Loan Portfolio¹ - % 1,061 1,002 966 1,498 1,345 1Q052Q053Q054Q051Q06 1Q052Q053Q054Q051Q06 Allowance for loan losses / Loan Portfolio - % Past Due Loans + 15 days / Loan Portfolio - % Past Due Loans + 60 days / Loan Portfolio - % 6.1 6.3 6.6 7.3 5.1 4.6 5.9 5.6 6.0 3.1 3.9 4.0 4.3 4.2 4.7 4.9

8. 8 Investor Relations BB Credit Risk - % (1) Source: Brazilian Central Bank AA-CD-H AA-CD-H 4Q05 1Q06 89.589.6 10.4 RetailCommercialAgribusinessForeign Trade Abroad 88.4 11.6 95.1 4.9 90.7 9.3 97.9 2.1 98.1 1.9 88.8 11.2 95.1 4.9 88.8 11.21.91.8 90.6 9.4 89.9 10.110.5 Banking Industry¹ 98.198.2

9. 9 Investor Relations R$ million Account Holders - millionAssets Under Management - R$ billion Fee Income (1) 12 months average 21.2 21.9 22.3 22.9 23.3 1Q052Q053Q054Q051Q06 (Fees + NII) per account holder¹ - R$ 138.2 144.8 150.4 153.5 169.2 1Q052Q053Q054Q051Q06 Market Share - % 282 295 284 290 288 20.1 20.8 21.3 20.9 20.2

10. 10 Investor Relations Administrative Expenses R$ million

11. 11 Investor Relations Coverage¹ Ratio - % (1) Fee Income / Personnel Expenses - YTD (2) Administrative Expenses / Operating Income - YTD Productivity Ratios Efficiency² Ratio - % 97.9 104.8 103.4 102.3 112.1 1Q052Q053Q054Q051Q06 50.4 49.0 47.5 48.1 1Q052Q053Q054Q051Q06

12. 12 Investor Relations Income Tax and Social Contribution Tax Rate - % Pretax Income¹ - R$ millionTaxes² - R$ million 1,601 1,760 2,533 1,347 1,491 559 570 979 447 363 1Q052Q053Q054Q051Q06 (1) Recurring Income before Taxes, deducting Profit Sharing (2) Recurring Taxes 34.9 32.4 38.6 33.2 24.3

13. 13 Investor Relations 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