The details of the inventory are as follows: Annual demand 1,500 units Purchase cost $180 per unit Holding cost $12 per unit Ordering cost $180 per order Economic order quantity 250 units The supplier has a new offer of 3% discount on all units for orders of 300 units or more. What is the change in total annual holding cost if the company increases its order quantity to 300 units to take advantage of the discount?