Pigs weaned / sow / year

1. Pigs weaned / litter

1.1. Born alive / litter

1.1.1. Tatal born

1.1.2. Born dead

1.2. Pre-wean deaths

2. Litters / sow / year

2.1. Gestation length

2.2. Non Productive days

2.2.1. Entry to service

2.2.2. Wean to service

2.2.3. Wean to removal

2.3. Lactation length