The 36-year-old cited family reasons for his resignation, and will head back to his hometown of Cairns to be with his father Paul, who his currently fighting an aggressive form of cancer.
“It is with sadness that I step aside from my role as chief executive officer of BFPNG at this time.
“However, being with my family is my absolute priority and especially helping my dad as he faces this battle,” said Khalu.
BFPNG president, Nick Daroa, endorsed Khalu’s decision and thanked him for his service to the sport.