Petroleo Brasileiro S.A., or Petrobras (PBR) , announced second-quarter earnings per ADS of 47 cents, same as the Zacks Consensus Estimate. The strong performance can be attributed to production gains.  However, the company’s bottom line fell from the year-ago adjusted profit of 90 cents due to rising pre-salt lifting costs and lower downstream margins.Recurring net income, which strips one-time items, came in at $3,060 million compared with$5,958 million a year earlier. Petrobras’ adjusted EBITDA fell to ...