Inventories

In CHF million   31.12.2013   31.12.2012
Raw material and supplies   6   5
Customer premises equipment and merchandise   147   157
Finished and semi-finished goods   6   4
Total inventories, gross   159   166
Allowances on inventories   (7)   (6)
Total inventories, net   152   160

In 2013, inventory-related costs amounting to CHF 1,046 million (prior year: CHF 1,061 million) were recorded under the cost of goods and services purchased.