THE World Anti-Doping Agency's appeal hearing against the Essendon 34 is over. understands the five-day hearing wrapped up at seven o'clock on Friday night. 

The three member Court of Arbitration for Sport panel has now retired to consider its judgement. 

It's not clear if there will be a ruling will be made by Christmas or early in the new year. 

WADA appealed the AFL Anti-Doping Tribunal's 'not guilty' findings over allegations 34 past and present Bombers players used banned substance Thymosin beta-4 during the 2012 AFL season. 

The hearing, which began on Monday, was held in Sydney this week. 

On Friday, Fairfax Media reported Bombers captain Jobe Watson and a group of other players had provided evidence to the hearing.