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Higher parity contributed to a larger total number of births, with the DanBred sows exhibiting a more marked increase. In the case of TN70, litter weights at weaning were superior in parities 1 to 4 relative to DanBred litters, whereas in the DanBred group, parities 4 and 5 had heavier litter weights at weaning compared to parity 1. While DanBred exhibited a lower survival rate in parities one and two, TN70 demonstrate