ayuda con esta mano, es correcto el fold?

PokerStars - 100/200 Ante 25 NL - Holdem - 8 players

Hand converted by PokerTracker 4:

MP: 45.4 BB

MP+1: 49.55 BB

CO: 35.97 BB

BTN: 98.62 BB

SB: 232.52 BB

BB: 190.42 BB

Hero (UTG): 39.33 BB

UTG+1: 44.8 BB

8 players post ante of 0.13 BB, SB posts SB 0.5 BB, BB posts BB 1 BB

Pre Flop: (pot: 2.5 BB) Hero has Qc Ac

Hero raises to 2.2 BB, fold, fold, fold, CO calls 2.2 BB, BTN calls 2.2 BB, fold, fold

Flop : (9.1 BB, 3 players) Js 6c As

Hero bets 2.73 BB, CO calls 2.73 BB, BTN calls 2.73 BB

Turn : (17.29 BB, 3 players) 8d

Hero checks, CO checks, BTN bets 9 BB, Hero calls 9 BB, CO calls 9 BB

River : (44.29 BB, 3 players) 6h

Hero checks, CO bets 21.92 BB and is all-in, BTN calls 21.92 BB, fold

CO shows 9s 8s (Two Pair, Eights and Sixes)

(Pre 54%, Flop 42%, Turn 33%)

BTN shows 4d Ah (Two Pair, Aces and Sixes)

(Pre 46%, Flop 58%, Turn 67%)

BTN wins 88.13 BB