Exhibit 12

Biomet, Inc.

Computation of Ratio of Earnings to
Fixed Charges

(in millions, except ratios)



|                                    |  |                                  |       |     |                                  |   |       |     |  |      |  |      |       |      |   |       |  |   |       |  |   |      
|----------------------------------- |  | -------------------------------- | ----- | --- | -------------------------------- | - | ----- | --- |  | ---- |  | ---- | ----- | ---- | - | ----- |  | - | ----- |  | - | -----
|                                    |  | Three MonthsEndedAugust 31, 2009 |       |     | Three MonthsEndedAugust 31, 2008 |   |       |     |  | 2007 |  | 2006 |       | 2005 |   | 2004 
|Earnings:                           |  |                                  |       |     |                                  |   |       |     |  |      |  |      |       |      |   |       |  |   |       |  |   |      
|Earnings (loss) before income taxes |  | $                                | (48.1 | )   |                                  | $ | (93.1 | )   |  |      |  | $    | 501.6 |      | $ | 611.0 |  | $ | 546.5 |  | $ | 500.7
|                                    |  |                                  |       |     |                                  |   |      
|Add: Fixed charges (per below)      |  |                                  | 197.1 |     |                                  |   | 221.6 |     |  |      |  |      | 9.3   |      |   | 11.7  |  |   | 9.2   |  |   | 4.2  
|                                    |  |                                  |       |     |                                  |   |      
|Total earnings (loss)               |  | $                                | 149.0 |     |                                  | $ | 128.5 |     |  |      |  | $    | 510.9 |      | $ | 622.7 |  | $ | 555.7 |  | $ | 504.9
|                                    |  |                                  |       |     |                                  |   |      
|Fixed charges:                      |  |                                  |       |     |                                  |   |       |     |  |      |  |      |       |      |   |       |  |   |       |  |   |      
|Interest expense                    |  | $                                | 131.5 |     |                                  | $ | 141.9 |     |  |      |  | $    | 9.3   |      | $ | 11.7  |  | $ | 9.2   |  | $ | 4.2  
|Amortization of bond premium        |  |                                  | 0.4   |     |                                  |   | 0.4   |     |  |      |  |      |      |      |   |      |  |   |      |  |   |     
|Deferred financing costs            |  |                                  | 65.2  |     |                                  |   | 79.3  |     |  |      |  |      |      |      |   |      |  |   |      |  |   |     
|                                    |  |                                  |       |     |                                  |   |       |     |  |      |  |      |       |      |   |       |  |   |       |  |   |      
|Total fixed charges                 |  | $                                | 197.1 |     |                                  | $ | 221.6 |     |  |      |  | $    | 9.3   |      | $ | 11.7  |  | $ | 9.2   |  | $ | 4.2  
|                                    |  |                                  |       |     |                                  |   |       |     |  |      |  |      |       |      |   |       |  |   |       |  |   |      
|                                    |  |                                  |       |     |                                  |   |      
|Ratio of earnings to fixed charges  |  |                                  | N/A   | (1) |                                  |   | N/A   | (1) |  |      |  |      | 54.9  |      |   | 53.2  |  |   | 60.4  |  |   | 120.2



|(1) | Earnings were inadequate to cover fixed charges for the three months ended August 31, 2009 and 2008 by $48.1 million and $93.1 million, respectively.
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