| Certificate | Aim | Definition |
| Cold Day Certificate (Daily Average Temperature Index) | Payout when there are above average Cold Days during the period. | Under this Certificate, the Client will receive a fixed amount of [Payout] for each Cold Day after [Strike] of such days up to a maximum of [Maximum Payout] during the period from [Start Date] until [End Date] . A Cold Day is defined as a day on which the daily average temperature measured by the independent national meteorological station is below [Threshold] °C. |
| Frost Day Certificate (Daily Minimum Temperature Index) | Payout when there are above average Frost Days during the period. | Under this Certificate, the Client will receive a fixed amount of [Payout] for each Frost Day after [Strike] of such days up to a maximum of [Maximum Payout] during the period from [Start Date] until [End Date] . A Frost Day is defined as a day on which the daily minimum temperature measured by the independent national meteorological station is below [Threshold] °C. |
| CAT Put Certificate (Cumulative Daily Average Temperature Index) | Payout when there are below average CAT during the period. (Payout for cold periods.) | Under this Certificate, the Client will receive a fixed amount of [Payout] for every CAT that the CAT Index is below [Strike] CAT up to a maximum of [Maximum Payout] during the period from [Start Date] until [End Date] . The CAT Index is defined as the sum of the daily average temperatures measured by the independent national meteorological station. |
| HDD Call Certificate (Daily Average Temperature) | Payout when there are above average HDD during the period. (Payout for cold periods.) | Under this Certificate, the Client will receive a fixed amount of [Payout] for every Heating Degree Day (HDD) above [Strike] up to a maximum of [Maximum Payout] during the period from [Start Date] until [End Date] . HDD are calculated by adding up daily HDD measured by the independent national meteorological station. The daily HDD values are calculated as the difference between the [Threshold] °C and the daily average temperature where the daily average temperature is below the [Threshold] °C. |