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 8.88
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -13.56 -0.375 5.08
Prot (kg) -8.39 -0.441 3.70
Fertility Sub Index 0.08
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) 0.20 1.117 0.22
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 9.01
Carcass Weight (kg) -11.50 -0.528 6.07
Age of Slaughter (days) -6.82 -0.432 2.94
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index 18.50

* Based on an €80/tonne carbon price