-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 d6Bb8ptxPOYmno+7+eR23w==

<SEC-DOCUMENT>0000351346-03-000030.txt : 20030714
<SEC-HEADER>0000351346-03-000030.hdr.sgml : 20030714
<ACCEPTANCE-DATETIME>20030714161352
ACCESSION NUMBER:		0000351346-03-000030
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030531
FILED AS OF DATE:		20030714

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BIOMET INC
		CENTRAL INDEX KEY:			0000351346
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		IRS NUMBER:				351418342
		STATE OF INCORPORATION:			IN
		FISCAL YEAR END:			0531

	BUSINESS ADDRESS:	
		STREET 1:		56 EAST BELL DR
		CITY:			WARSAW
		STATE:			IN
		ZIP:			46582
		BUSINESS PHONE:		2192676639

	MAIL ADDRESS:	
		STREET 1:		AIRPORT INDUSTRIAL PARK
		STREET 2:		P O BOX 587
		CITY:			WARSAW
		STATE:			IN
		ZIP:			46581-0587

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HANN DANIEL P
		CENTRAL INDEX KEY:			0001189172

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15601
		FILM NUMBER:		03785519

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 587
		CITY:			WARSAW
		STATE:			IN
		ZIP:			46581-0587
		BUSINESS PHONE:		5742676639

	MAIL ADDRESS:	
		STREET 1:		P O BOX 587
		CITY:			WARSAW
		STATE:			IN
		ZIP:			46581-0587
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <documentType>5</documentType>

    <periodOfReport>2003-05-31</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0000351346</issuerCik>
        <issuerName>BIOMET INC</issuerName>
        <issuerTradingSymbol>BMET</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001189172</rptOwnerCik>
            <rptOwnerName>HANN DANIEL P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior VP &amp; General Counsel</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeSecurity>
        <securityTitle>
            <value>Common Stock</value>
        </securityTitle>
        <transactionDate>
            <value>2003-05-31</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>5</transactionFormType>
            <transactionCode>J</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>429</value>
                <footnoteId id="F1"/>
            </transactionShares>
            <transactionValue>
                <value>29.3764</value>
                <footnoteId id="F2"/>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>2847</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>
            <natureOfOwnership>
                <value>Biomet 401(k)</value>
            </natureOfOwnership>
        </ownershipNature>
    </nonDerivativeSecurity>

    <nonDerivativeSecurity>
        <securityTitle>
            <value>Common Stock</value>
        </securityTitle>
        <transactionDate>
            <value>2003-05-31</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>5</transactionFormType>
            <transactionCode>J</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>217</value>
                <footnoteId id="F3"/>
            </transactionShares>
            <transactionValue>
                <value>29.378</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>10495</value>
                <footnoteId id="F4"/>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>
            <natureOfOwnership>
                <value>Biomet Employee Stock Bonus Plan</value>
            </natureOfOwnership>
        </ownershipNature>
    </nonDerivativeSecurity>

    <derivativeSecurity>
        <securityTitle>
            <value>Employee Stock Option</value>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>24</value>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>2002-07-18</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>5</transactionFormType>
            <transactionCode>A</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>4000</value>
            </transactionShares>
            <transactionValue>
                <value>0</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>2005-07-18</value>
        </exerciseDate>
        <expirationDate>
            <value>2007-07-17</value>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>4000</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>49000</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </derivativeSecurity>

    <footnotes>
        <footnote id="F1">These shares were acquired by routine exempt acquisitions under Rule 16b-3(c) on a periodic basis between June 1, 2002 and May 31, 2003 pursuant to the Biomet, Inc.  401(k) Profit Sharing Plan.  The information reported herein is based on the estimates issued by the Plan's recordkeeper as of May 31, 2003.</footnote>
        <footnote id="F2">This represents the average price of shares acquired in the Reporting Person's 401(k) account during the time period June 1, 2002 through May 31, 2003.</footnote>
        <footnote id="F3">These shares were acquired in routine exempt acquisitions pursuant to Rule 16b-3 on a periodic basis between June 1, 2002 and May 31, 2003 pursuant to the Biomet, Inc. Employee Stock Bonus Plan.  The information reported herein is based upon estimates provided by the Plan's recordkeeper as of May 31, 2003.</footnote>
        <footnote id="F4">In addition to the end of period holdings reported on this Form, the Reporting Person has the following holdings in this class of securities: he holds 68,813 shares directly. He also has the following indirect holdings: 1,340 shares owned by his children and 2,243 shares owned by his spouse.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Daniel P. Hann</signatureName>
        <signatureDate>2003-07-14</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----