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 12.78
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -18.26 -0.375 6.84
Prot (kg) -13.21 -0.441 5.83
Fertility Sub Index -3.57
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -0.87 1.117 -0.97
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.22
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 10.11

* Based on an €80/tonne carbon price