<div class="fichacat"><b>Categoria</b></div>
<?php
foreach((get_the_category()) as $childcat) {
	$parentcat = $childcat->category_parent;
	if( $parentcat != 0 ) echo '<a href="' . get_category_link($parentcat) .'"><div class="fichavalue">' .get_cat_name($parentcat) .'</div></a>';
}
?>


<div class="fichacat"><b>Sub-Categoria</b></div>
<?php $child_category = post_child_category(get_the_ID()); ?>
        <a href="<?php echo get_category_link($child_category->cat_ID); ?>" title="<?php echo $child_category->cat_name;?>"><div class="fichavalue">
            <?php echo $child_category->cat_name;?>
        </div></a>