"When you get yourself in front late on the expectation is that you'll take all three points," he told Sky Sports News.
"The frustration is that the goal was offside but we sit here at 2-2 and can't change it now because the officials got it wrong.
"It's frustrating when they do but you'd have to say on the balance of play that Derby deserved to take something from the game. Derby showed they're a decent team, they've got some nice tidy footballers."
The point has moved Boro up to 11th in the Championship table.