Carnes, who leads the Peach Belt Conference in rebounding at 10.5 per game, helped the Lady Saints handle the Lady Pacers on the glass. North Georgia outrebounded USC Aiken 50-35.
Porsha Martin led the Lady Pacers (13-2, 6-2) with 14 points. Daniela Tarailo chipped in with 11.
Stephanie Huffman added 11 points for North Georgia (6-9, 4-4). Keeley Chester added 10.
USC Aiken has now dropped two of three after starting the season 12-0.