25NL: Set - played badly?

[Frozinite]

Poker Stars - No Limit Hold'em Cash Game - $0.10/$0.25 Blinds - 6 Players - (LegoPoker Hand History Converter)

SB: $8.00
Hero (BB): $43.85
UTG: $24.90
MP: $11.40
CO: $23.70
BTN: $40.35

Preflop: Hero is dealt 5[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/heart.gif[/img] (6 Players)
<font color="red">UTG raises to $1.00</font>, MP calls $1.00, 3 folds, Hero calls $0.75

Flop: ($3.10) 2[img]/images/graemlins/heart.gif[/img] 5[img]/images/graemlins/spade.gif[/img] 7[img]/images/graemlins/heart.gif[/img] (3 Players)
Hero checks, <font color="red">UTG bets $3.00</font>, MP folds, Hero calls $3.00

Turn: ($9.10) T[img]/images/graemlins/diamond.gif[/img] (2 Players)
Hero checks, <font color="red">UTG bets $6.00</font>, Hero calls $6.00

River: ($21.10) 3[img]/images/graemlins/heart.gif[/img] (2 Players)
Hero checks, <font color="red">UTG bets $10.00</font>, <font color="red">Hero raises all-in to $33.85</font>, UTG calls all-in for $4.90
Uncalled bet of $18.95 returned to Hero

Pot Size: $50.90 ($2.45 Rake)

I think I probably should've bet out or c-b on the flop. Any ideas?