Collingwood has provided an injury update ahead of Sunday’s Round Nine clash with Sydney at Henson Park.

Defender Lauren Butler is expected to miss three to four weeks after injuring her hamstring in the Round Eight win over Geelong.

Tall Imogen Barnett will be unavailable for at least two to three more weeks as she continues to recover from an ankle injury suffered earlier in the season.

Ash Brazill is expected to be out for two to three weeks as she recovers from a hamstring injury.

Forward Alana Porter is expected to miss a further three to five weeks as she recovers from a syndesmosis injury.

Defender Selena Karlson has an unknow timeline at this point as she recovers from a shoulder injury sustained against Brisbane in Round Six.

Tickets for this Sunday’s clash between Collingwood and Sydney are on sale now.