Breeding and farrowing events over the batch

Use this spreadsheet to predict the timing of events over the batch

Note that within the European Union, weaning below 21 days of age is illegal (91/630) -

III piglets 5.  Piglets must not be weaned from the sow at less than three weeks of age unless the

welfare or health of the dam or piglets would otherwise be adversely affected.

When a three week batch is put into the above calculation, the average weaning age is:

What is your weaning age?