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| Noble Energy, Inc.                                                                          |
| Calculation of Ratio of Earnings to Fixed Charges                                           |
|                                                                                        |   | Three Months EndedMarch 31, |   | Year Ended December 31, |
|                                                                                        |   | 2015 |   | 2014 |   | 2013 |   | 2012 |   | 2011 |
| (millions)                                                                                  |   |   |   |   |   |   |   |   |   |   |
| Income (Loss) From Continuing Operations Before Income Tax and Income From Equity Investees |   | $ | (60 | ) |   | $ | 1,540 |  |   | $ | 1,138 |  |   | $ | 1,170 |  |   | $ | 309 |  |
| Add (Deduct)                                                                                |   |   |   |   |   |   |   |   |   |   |
| Fixed Charges                                                                               |   | 100 |  |   | 349 |  |   | 296 |  |   | 288 |  |   | 207 |  |
| Capitalized Interest                                                                        |   | (36 | ) |   | (116 | ) |   | (121 | ) |   | (151 | ) |   | (132 | ) |
| Distributed Income From Equity Investees                                                    |   | 4 |  |   | 382 |  |   | 204 |  |   | 204 |  |   | 225 |  |
| Earnings as Defined                                                                         |   | $ | 8 |  |   | $ | 2,155 |  |   | $ | 1,517 |  |   | $ | 1,511 |  |   | $ | 609 |  |
|                                                                                        |   |   |   |   |   |   |   |   |   |   |
| Net Interest Expense                                                                        |   | 57 |  |   | 210 |  |   | 158 |  |   | 125 |  |   | 65 |  |
| Capitalized Interest                                                                        |   | 36 |  |   | 116 |  |   | 121 |  |   | 151 |  |   | 132 |  |
| Interest Portion of Rental Expense                                                          |   | 7 |  |   | 23 |  |   | 17 |  |   | 12 |  |   | 10 |  |
| Fixed Charges as Defined                                                                    |   | $ | 100 |  |   | $ | 349 |  |   | $ | 296 |  |   | $ | 288 |  |   | $ | 207 |  |
|                                                                                        |   |   |   |   |   |   |   |   |   |   |
| Ratio of Earnings to Fixed Charges                                                          |   | 0.1 |  |   | 6.2 |  |   | 5.1 |  |   | 5.2 |  |   | 2.9 |  |
|                                                                                        |   |   |   |   |   |   |   |   |   |   |
| Amount by Which Earnings Were Insufficient to Cover Fixed Charges                           |   | $ | 92 |  |   | $ | — |  |   | $ | — |  |   | $ | — |  |   | $ | — |  |