January crude output totaled 860,187b/d, down 1.2% from December, after rebel attacks halted operations at several fields.
The Canadian pipeline developer has seen the budgets for pipelines under construction in Mexico increase by US$300mn due to delays caused by force majeure.
Foreign entities are preparing offers for the Brazilian asset, whose sale is part of a US$21bn divestment plan.
Nicolás Maduro's planned participation in an upcoming regional summit - against the host's wishes - threatens to overshadow talks on key issues such as infrastructure investment and the fight against corruption.
The Chile-based company has budgeted US$115mn for its 2018 capital program in the South American country.