Blues caretaker coach John Barker says Calton are frustrated at Bryce Gibbs' two week suspension.

"There's probably half a dozen (incidents) that were very similar that didn't have the same outcome," Barker said.

"We're disappointed he's out. Obviously, his intent wasn't to hurt but .... we know the head is sacrosanct."

Gibbs was banned for two weeks by the MRP for a sling tackle on Port's Robbie Gray, which resulted in the Power star being knocked unconscious when his head hit the ground. But Barker said that the Blues will not temper their new found aggressive approach, as they try to gain respect back among their peers.

"Probably our biggest challenge going forward is we need to keep strong pressure on," he said.

"We need to maintain the intent that we have towards the opposition."

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