Container freight and charter rates have reached a tipping point and are falling, but don't call an end to the container shipping boom yet.

Freight rates in the key transpacific trade fell this week in what some observers see as an early end to the peak season.

Rates between China and both US coasts dropped by more than 6% in the week ending Tuesday and are 22% below the mid-September peak, according to the Freightos Baltic Index.