FORMULA



Sum (Live Born Period)

--------------------------------------

Number of Farrowing Period




Where:


Sum: sum for each delivery performed of the sow(s) in the period being analyzed.


Live Born Period: Quantity of piglets born alive in the farrow of the sow(s) in the period being analyzed.


Number of Farrowing Period: Quantity of farrow performed by the sow(s) in the period being analyzed.