| Item | Original Planned | Achieved/Forecast | Variance (Months) | Variance Explanations/ Implications |
| Mar 13 | Apr 17 | 49 | Variance is directly linked to the change of acquisition strategy - movement from an eight ship program to a single ship program. |
Schedule Status as at 30 Jun 10
| Approval | ||
| Sep 05 | Jun 11 | Apr 17 |
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