The rescue chopper flew to the Maranoa region, just after 9:20am.
Local Queensland Ambulance Service (QAS) paramedics were already treating the patient for suspected head injuries, when the aeromedical team arrived.
The QAS crew had been able to transport the woman from where the private property where the incident happened, to meet the rescue helicopter at a local airfield.
The woman, aged in her thirties, was stabilised by LifeFlight’s Critical Care Doctor and QAS Flight Paramedic, before being airlifted to Royal Brisbane & Women’s Hospital in a critical but stable condition.
The RACQ LifeFlight Rescue helicopter travelled over 930 kilometers to complete this mission.
The aeromedical team returned to base just after 4pm.