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 18.24
Milk (kg) -348.00 -0.014 4.87
Fat (kg) -18.90 -0.375 7.08
Prot (kg) -14.26 -0.441 6.29
Fertility Sub Index -0.91
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index -2.37
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 2.81 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 15.21

* Based on an €80/tonne carbon price