On or before September 1 of each year, a manufacturer of carpet sold in the state shall, individually or through a carpet stewardship organization, submit to the department a report describing its activities to achieve the purposes of this chapter, as described in Section 42970, and to comply with Section 42975. At a minimum, the report shall include all of the following:

1. (a) The amount of carpet sold by square yards and weight, in the state during the reporting period. A carpet stewardship organization with more than one manufacturer may use average weight.
2. (b) The amount of postconsumer carpet recycled, by weight, during the reporting period.
3. (c) The amount of postconsumer carpet recovered but not recycled, by weight, and its ultimate disposition.
4. (d) The total cost of implementing the carpet stewardship plan.
5. (e) An evaluation of the effectiveness of the carpet stewardship plan, and anticipated steps, if needed, to improve performance.
6. (f) Examples of educational materials that were provided to consumers during the reporting period.