JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<table class="table">
<thead>
<th>column 1</th>
<th>column 2</th>
<th>column 3</th>
<th>column 4</th>
<th>column 5</th>
</thead>
<tbody>
<tr>
<td>4</td>
<td>3</td>
<td>0</td>
<td>2</td>
<td>4</td>
</tr>
<tr>
<td>4</td>
<td>3</td>
<td>0</td>
<td>2</td>
<td>4</td>
</tr>
<tr>
<td>4</td>
<td>3</td>
<td>0</td>
<td>2</td>
<td>4</td>
</tr>
<tr>
<td>4</td>
<td>3</td>
<td>0</td>
<td>2</td>
<td>4</td>
</tr>
<tr>
<td>4</td>
<td>3</td>
<td>0</td>
<td>2</td>
<td>4</td>
</tr>
</tbody>
<tfoot>
<tr>
<td>4</td>
<td>5</td>
<td>7</td>
<td>8</td>
<td>4</td>
</tr>
</tfoot>
</table>
<span>total =</span><div class="totals"></div>
JavaScript
$('.table tbody tr:gt(0)').each(function () {
var mixTotal = parseInt($(this).find('td:nth(2)').html());
// Add total to div
$('.totals').text(mixTotal);
});