Form S-1 Table of Contrail consider such measures either in isolation or as substitutes for analyzing our results as reported under GAAP. Our definitions and calculations of EBITDA and Adjusted FBI EDA an: not necessarily comparable to other similarly tided measures used by other companies due to different methods of calculation. The following table provides a reconciliation of net income to EBITDA and Adjusted EBITDA: (dollars In thousands) Fiscal Year Ended December 31, Three Months Ended March 31, 2012 2013 2014 2014 2015 Net income $ 65,500 $ 78,236 $ 101.931 $ 31,153 $ 30,046 Interest expense 10,209 20,640 13,887 3,221 3,734 Interest income (152) (125) (173) (25) (51) Provision for income texts 42,853 43,957 63,358 19,264 18,406 Depreciation and amortization 1,207 1,286 4.860 522 1.897 EBITDA $ 119,617 S 143,994 $ 183,863 S 54,135 S 54,032 Loss on extinguishment of debt (3a) - 15,918 - - - Initial public offering preparation costs (3b) - 1,110 2,886 315 197 Litigation expenses (3c) - - 4.621 - 1,499 Stock-based compensation (3d) 366 1,420 1.819 417 445 Adjusted I:BHD/, $ 119,983 S 162,442 $ 193,189 S 54,867 $ 56,173 (3a) Represents the loss on extinguishment of debt associated with the repricing of our senior secured credit facilities in December 2013. See Note 5 to our audited consolidated financial statements included elsewhere in this prospectus. Represents costs incurred in preparing for our initial public offering. Represents costs primarily related to the litigation with Nestle Purina PetCare Company. See "Business—Legal Proceedings." (3d) Represents non-cash, stock-based compensation expense. (3b) (3c) I6 httruumw.sce.gov/Arehivestedgar/datatl609989/000119312515218883/d734898dsl.htm(7/20/2015 10:30:13 AM] CONFIDENTIAL - PURSUANT TO FED. R. CRIM. P. 6(e) CONFIDENTIAL DB-SDNY-0080103 SDNY GM_00228287 EFTA01381267