Exhibit 12.1

Statement Regarding Computation of Ratio of Earnings to Fixed Charges

Radiation Therapy Services Holdings, Inc.

	Predecessor				Successor												Pro Forma
			Period From		Period From								Three		Three				Three
	Year Ended		January 1 to		February 22 to		Year Ended		Year Ended		Year Ended		Months Ended		Months Ended		Year Ended		Months Ended
	December 31,		February 21,		December 31,		December 31,		December 31,		December 31,		March 31,		March 31,		December 31,		March 31,
	2007		2008		2008		2009		2010		2011		2011		2012		2011		2012
Pre-tax income before adjustment for noncontrolling interests in consolidated subsidiaries	42,644		(10,283	)	(4,266	)	(6,713	)	(126,600	)	(375,248	)	(611	)	(8,286	)	(383,465	)	(8,879	)
(Income)Loss from equity investees	46		(39	)	118		(880	)	(1,001	)	1,036		250		381		1,036		381
Distributed income of equity investees	—		—		—		301		1,007		633		300		9		633		9
Noncontrolling interest in pre-tax income of subsidiaries that have not incurred fixed charges	(1,211	)	(19	)	(2,483	)	(1,835	)	(1,698	)	(3,558	)	(1,439	)	(1,153	)	(3,558	)	(1,153	)
Fixed Charges	21,298		4,981		57,070		65,137		62,490		65,656		15,578		18,924		73,873		19,517
Earnings	62,777		(5,360	)	50,439		56,010		(65,802	)	(311,481	)	14,078		9,875		(311,481	)	9,875
Interest expense	20,250		4,783		55,863		63,119		59,098		61,212		14,633		17,682		69,429		18,275
An estimate of the interest within rental expense	1,048		198		1,207		2,018		3,392		4,444		945		1,242		4,444		1,242
Fixed Charges	21,298		4,981		57,070		65,137		62,490		65,656		15,578		18,924		73,873		19,517
Ratio of earnings to fixed charges	2.95		—		—		—		—		—		—		—		—		—
Deficiency to cover charges (2)	—		10,341		6,631		9,127		128,292		377,137		1,500		9,049		385,354		9,642

(1) For purposes of computing the ratio of earnings to fixed charges, earnings consist of income (loss) before provision for income taxes plus fixed charges. Fixed charges consist of interest expense on all indebtness including amortization of deferred financing costs and the portion of operating lease rental expense that is representative of the interest factor.

(2) Coverage deficiency represents the amount by which earnings were insufficient to cover fixed charges.