MPX Energia reported its 2Q12 earnings. Highlights included: - A successful drill-stem test in the Parnaiba Basin supporting future development. - Acquisition of 1,200 MW of wind projects in northeast Brazil through a JV with E.ON. - Registration of 363 MW of gas and 159 MW of wind for upcoming auctions. - Takeover of construction at Pecém and Itaqui coal plants accelerating progress. - Cash injection of R$421 million and accelerated construction timelines.

1. 2Q12 Earnings Release
Rio de Janeiro | August, 2012

2. DISCLAIMER
The material that follows is a presentation of general background information about MPX Energia S.A. and its subsidiaries (collectively, “MPX” or the
“Company”) as of the date of the presentation. It is information in summary form and does not purport to be complete. No representation or
warranty, express or implied, is made concerning, and no reliance should be placed on, the accuracy, fairness, or completeness of this information.
This presentation may contain certain forward-looking statements and information relating to MPX that reflect the current views and/or expectations
of the Company and its management with respect to its performance, business and future events. Forward looking statements include, without
limitation, any statement that may predict, forecast, indicate or imply future results, performance or achievements, and may contain words like
“may”, “plan”, “believe”, “anticipate”, “expect”, “envisages”, “will likely result”, or any other words or phrases of similar meaning. Such statements are
subject to a number of risks, uncertainties and assumptions. We caution you that a number of important factors could cause actual results to differ
materially from the plans, objectives, expectations, estimates and intentions expressed in this presentation. In no event, neither the Company, any of
its affiliates, directors, officers, agents or employees nor any of the placement agents shall be liable before any third party (including investors) for
any investment or business decision made or action taken in reliance on the information and statements contained in this presentation or for any
consequential, special or similar damages.
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The market and competitive position data, including market forecasts, used throughout this presentation were obtained from internal surveys, market
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are inaccurate in any material respect, we have not independently verified the competitive position, market share, market size, market growth or
other data provided by third parties or by industry or other publications. MPX, the placement agents and the underwriters do not make any
representation as to the accuracy of such information.
This presentation and its contents are proprietary information and may not be reproduced or otherwise disseminated in whole or in part without
MPX’s prior written consent.
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3. 1
HIGHLIGHTS

4. 2Q12 HIGHLIGHTS & SUBSEQUENT EVENTS
Drill-stem test in well OGX-88 (Bom Jesus) in the Parnaiba Basin concluded with 36
meters of net pay, supporting future development
Acquisition, through JV with E.ON, of 1,200 MW of greenfield wind developments in
northeast Brazil
363.2 MW of gas fired generation and 158.7 MW of wind registered for 2012 A-3 and A-5
Auctions
Takeover of construction works at Pecém I & II and Itaqui Power Plants
 Cash injection of R$ 421 million by previous EPC contractor
 Accelerated EPC progress
E.ON AG acquired 11.7% of MPX through a R$1.0 billion capital increase, becoming a
strategic investor at the company
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5. 2
GREENFIELD PROJECTS

6. VENTOS: A 1,200 MW WIND COMPLEX IN ONE OF
BRAZIL’S BEST WIND RESOURCE AREAS
High-quality greenfield assets in northeast Brazil
Total Capacity: 600 MW + call option on
additional 600 MW
João
Estimated Load Factor: 48% (P50)
Câmara
Location: Rio Grande do Norte, NE Brazil
RN
Grid connection 30km from Complex
All land rights secured
158.7 MW registered for 2012 energy auctions
Environmental licensing in process
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7. 3 POWER PLANTS AND TREATMENT
GAS
UNIT

8. PARNAÍBA COMPLEX
Gas E&P and Power Plants Under Construction (TPP Parnaíba)
TPP Parnaíba
Electromechanical construction of 4 out of the 6 gas turbines completed
4 turbines on-site and 2 additional (Phase II) to be shipped to Brazil by the end of 3Q12
Natural Gas E&P
Drill-stem test in well OGX-88 (first appraisal well of the Bom Jesus accumulation) demonstrated the
potential for future development:
 36 meters of gas net pay
 Low gas condensate ratio (CGR) indicating dry gas, similar to the results of Gavião Real Field
Gavião Real Field project: 14 production wells drilled to date
Commissioning of the GTU is expected to begin in 4Q12 and commercial production in January, 2013
Gavião Real Development Plan revised to support registration of 363.2 MW for 2012 A-3 and A-5
Auctions
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9. PARNAÍBA TPP
Work Progress
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10. PARNAÍBA TPP
Work Progress
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11. PARNAÍBA TPP
Work Progress
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12. PARNAÍBA TPP
Work Progress
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13. PARNAÍBA E&P
13

14. PARNAÍBA E&P
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15. 4 POWER PLANTS
COAL

16. TAKEOVER OF CONSTRUCTION WORKS
More effective management of Pecém and Itaqui TPPs
In July 2012, MPX and EDP announced the joint acquisition of MABE, the EPC consortium formed
by Tecnimont and Efacec to build the Pecém and Itaqui TPPs
As part of the agreement:
 Tecnimont and Efacec injected R$421MM at MABE, relinquished the R$185MM cash
retention withheld by the projects and paid in full all liabilities preceding Apr 30, 2012
 Performance guarantees remained unchanged
 Contractor pending claims and legal actions were eliminated
PECÉM I PECÉM II ITAQUI TOTAL
Cash injection at MABE 196 110 115 421
Cash retention relinquished 100 47 38 185
Performance guarantees 200 104 107 411
Guarantees for claims and contingencies 83 42 41 166
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17. MILESTONES LEADING TO COMMERCIAL OPERATIONS
Coal Plants Under Construction
Pecém I: Unit #1
Repair turbine rotor bearings and machine turbine rotor
Capacity Ramp-up (MW) journals. Restart unit –> first synchronization –> electrical load
tests –> DCO.
1,445
Itaqui
365 Steam blowing –> reinstatement –> by-pass operation –>
1,080
steam to turbine –> electrical tests –> first synchronization –>
electrical load tests –> DCO.
360
Pecém I: Unit #2
360 Cold commissioning –> first fire –> steam blowing –>
reinstatement –> by-pass operation –> steam to turbine –>
electrical tests –> first synchronization –> electrical load tests
360 –> DCO.
3Q12 4Q12 1Q13 Pecém II
Construction completion –> cold commissioning –> first fire –>
Pecém I #1 Pecém I #2 Itaqui Pecém II steam blowing –> reinstatement –> by-pass operation –>
steam to turbine –> electrical tests –> first synchronization –>
electrical load tests –> DCO.
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18. PECÉM I & II
Overview
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19. PECÉM I & II
Overview
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20. ITAQUI
Overview
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21. ITAQUI
Overview
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22. 5
FINANCIAL HIGHLIGHTS

23. NET OPERATING REVENUES
Consolidated Net Operating Revenues (R$ thousand)
141,609
Increased net operating revenues
driven largely by increased volume
84,491 83,788 of energy sold by our MPX Power
57,023 Trading unit.
41,431
1H10 2H10 1H11 2H11 1H12
Obs: MPX Power Trading unit was fully-transferred to the JV at the end of April, 2012 and thus consolidated figures presented here reflect only 50% of the unit’s results for May and
June, 2012.
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24. OPERATING EXPENSES
Operating expenses Parent Consolidated*
(R$ thousand) 2Q12 2Q11 % 2Q12 2Q11 %
Personnel (16,316) (19,571) -16.6% (25,252) (28,906) -12.6%
Outsourced services (15,320) (10,288) 48.9% (21,090) (16,266) 29.7%
Leases and Rentals (2,187) (1,976) 10.7% (2,262) (2,512) -10.0%
Other expenses (2,782) (2,172) 28.1% (4,906) (3,651) 34.4%
Total (36,604) (34,008) 7.6% (53,510) (51,335) 4.2%
Depreciation and amortization (395) (253) 56.0% (803) (375) 113.9%
Total (36,999) (34,261) 8.0% (54,313) (51,711) 5.0%
* excluding CCX
Decrease in Personnel Expenses at the Parent Company:
• Reduced payroll expenses resulting from the transfer of employees to the Company’s projects
• Lower expenses related to outstanding stock options plans
Increase in Consolidated Expenses with Outsourced services, resulting from:
• Engineering, financial and legal consulting related to the closing of transaction with E.ON, the spin-off of
CCX and the takeover of construction works at the Pecém I & II and Itaqui TPPs.
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25. NET FINANCIAL RESULTS
Financial Result Consolidated
(R$ thousand) 2Q12 2Q11 % Increased financial expenses related to
Derivatives (Hedge) 7,302 (44,685) -116.3% the Company’s convertible debentures
Fair Value - Debentures 49,555 - - (R$ 101.6 million):
Interest - Debentures (20,065) - -  Interest: R$ 20.1 million
Costs - Debentures (81,465) - -
 Costs: R$ 81.5 million
Other (30,809) 1,004 -3167.2%
NET FINANCIAL RESULT (75,482) (43,681) 72.8%
* excluding CCX
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26. CONSOLIDATED CASH POSITION
Consolidated Cash & Cash Equivalents
394.5
78.9
78.8 610.9
178.0 14.8
686.4
445.0
151.9
1,325.1
1,113.3
Cash and Cash Revenues EPC bank OPEX & CAPEX Cash Flow from Debt E.ON Capital Cash Injection Spin-off* Escrow Cash and Cash
Equivalents guarantees & SG&A Financing Disrbursement Contribution at CCX Accounts Equivalents
(1Q12) executed (2Q12)
* cash withheld by projects transferred to JV (50%) and CCX (100%)
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27. CONSOLIDATED DEBT
Debt (R$ million)
Total Consolidated Gross Debt: R$ 5,103.8 million
Short term: R$ 1,662.2 million
 R$ 825 million bridge loan to Parnaíba I and R$ 325 million to
Paraníba II => to be paid-off with draw down from long-term
financing expected in 2H2012
 With the conclusion of CCX’s spin-off, a balance of R$ 422.5 million
in short-term debt was transferred to CCX
Debt Maturity Profile*
(R$ million) 2,803.7
Long term: R$ 3,441.6 million
 Average amortization: 14 years
1,113.2 1,288.8
541.9
262.0 228.5
Average cost of debt: 9.4%
Average tenure: 5.6 years Cash & Cash 2012 2013** 2014 2015 From 2016
Equivalents on
*Values incorporate principal + capitalized interest + charges and exclude outstanding convertible debentures. ** R$ 258.7
million in 2012 and R$ 1,168.4 million in 2013 of bridge loan to Parnaíba, to be paid-off with draw down from long-term financing
expected for 2H12.
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28. For more information, contact:
Investor Relations
(55 21) 2555-9215
ri.mpx@mpx.com.br