Exhibit 12.1
MPLX LP
Computation of Ratio of Earnings to Fixed Charges
TOTAL ENTERPRISE BASIS - Unaudited
(In millions)
| Nine Months Ended | For the Years Ended December 31, | |||||||||||||||||||||||
| September 30, 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | |||||||||||||||||||
Portion of rentals representing interest | $ | 2.6 | $ | 3.3 | $ | 2.3 | $ | 0.8 | $ | 0.7 | $ | 0.5 | ||||||||||||
Capitalized interest | 0.7 | 0.9 | 0.7 | 0.5 | 0.7 | 0.7 | ||||||||||||||||||
Other interest and fixed charges | 2.4 | 0.2 | 0.1 | 0.2 | — | — | ||||||||||||||||||
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Total fixed charges (A) | $ | 5.7 | $ | 4.4 | $ | 3.1 | $ | 1.5 | $ | 1.4 | $ | 1.2 | ||||||||||||
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Earnings-pretax income with applicable adjustments (B) | $ | 147.9 | $ | 150.8 | $ | 147.4 | $ | 135.5 | $ | 104.7 | $ | 123.4 | ||||||||||||
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Ratio of (B) to (A) | 25.9 | 34.3 | 47.5 | 90.3 | 74.8 | 102.8 | ||||||||||||||||||
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