CS HY Index definition

CS HY Index means the “Credit Suisse US Liquid High Yield Telecom Index”; provided, that (i) if the sponsor of such index discontinues calculation of such index, and such sponsor or another entity publishes a successor or substitute index that the Calculation Agent determines, in its sole discretion, to be comparable to such index (such comparable index, the “CS Successor Index”), then the Calculation Agent shall substitute the CS Successor Index for such index for all purposes hereunder; and (ii) in the event that the sponsor of such index discontinues publication of such index and the Calculation Agent determines that no suitable successor or substitute index is available for such index, the Calculation Agent will calculate the Daily Yield to Worst and Effective Yield to Worst Time for such index in accordance with the formula for and method of calculation last in effect as to such index prior to its discontinuance, but using only those securities with such weightings as comprised such index immediately prior to its discontinuance.