How to overrite cart subtotal price in order summary block magento2

can any one know that i want to update the price of the checkout page order summary Cart subtotal line.

how can i do that ?

knowckout file is render is

subtotal.html :

<tr class="totals">
    <th class="mark" scope="row" data-bind="text: title"></th>
    <td class="amount">
        <span class="price" data-bind ="text: getValue(), attr:{'data-label': title}"></span>
        <!-- ko foreach: elems() -->
            <!-- ko template: getTemplate() --><!-- /ko -->
        <!-- /ko -->
    </td>
</tr>

and it will render from

checkout_index_index.xml :

<item name="subtotal" xsi:type="array">
    <item name="component"  xsi:type="string">Magento_Checkout/js/view/summary/subtotal</item>
        <item name="config" xsi:type="array">
        <item name="title" xsi:type="string" translate="true">Cart Subtotal</item>
    </item>
</item>

please let me know if any one knows about this

thanks