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

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

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 1Q052Q053Q054Q051Q

4 Investor Relations ,406 1Q Q Q ,563 1Q ,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 Investor Relations R$ million Loan Portfolio IndividualsSMEsBusinessesAgribusinessAbroad Q05 - %4Q05 - %1Q06 - %

6 Investor Relations CDC Electrônico¹CDC Salário²CDC Payroll LoansCDC Total Consumer Finance (CDC) ,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 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, ,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 - %

8 Investor Relations BB Credit Risk - % (1) Source: Brazilian Central Bank AA-CD-H AA-CD-H 4Q05 1Q RetailCommercialAgribusinessForeign Trade Abroad Banking Industry¹

9 Investor Relations R$ million Account Holders - millionAssets Under Management - R$ billion Fee Income (1) 12 months average Q052Q053Q054Q051Q06 (Fees + NII) per account holder¹ - R$ Q052Q053Q054Q051Q06 Market Share - %

10 Investor Relations Administrative Expenses R$ million

11 Investor Relations Coverage¹ Ratio - % (1) Fee Income / Personnel Expenses - YTD (2) Administrative Expenses / Operating Income - YTD Productivity Ratios Efficiency² Ratio - % Q052Q053Q054Q051Q Q052Q053Q054Q051Q06

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, Q052Q053Q054Q051Q06 (1) Recurring Income before Taxes, deducting Profit Sharing (2) Recurring Taxes

13 Investor Relations Investor Relations Division SBS - Quadra 1 - Bloco C - Ed. Sede III - 5° floor Brasília (DF) Phone: 55 (61) Fax: 55 (61) 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