apex:repeat indexes in visualforce pages

gistfile1.xml

<apex:actionFunction name="removeItem" action="{!removeItem}" rerender="theForm">
      <apex:param name="rowIndex" value="" />
</apex:actionFunction>
<apex:pageBlockTable var="index" value="{!memberIndexes}">
	<apex:column width="18">
		<apex:image value="{!URLFOR($Resource.RemoveItem)}" title="Remove Family Member" width="16" onClick="removeItem({!index});" />
	</apex:column>
	<apex:repeat var="field" value="{!$ObjectType.Person__c.FieldSets.NewFamily}">
		<apex:column >
			<apex:facet name="header">{!field.label}</apex:facet>
			<apex:inputField value="{!members[index][field]}"  required="false"/>
		</apex:column>
	</apex:repeat>
</apex:pageBlockTable>