Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 13.26
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -18.00 -0.375 6.74
Prot (kg) -9.72 -0.441 4.29
Fertility Sub Index 6.97
Calving Interval (days) -4.61 -1.459 6.73
Survival (%) 0.22 1.117 0.25
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.17
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 31.18

* Based on an €80/tonne carbon price