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 7.02
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -6.58 -0.375 2.46
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index 0.49
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 3.04
Carcass Weight (kg) -9.60 -0.528 5.06
Age of Slaughter (days) 4.70 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index 8.25
Live WT (kg) -26.90 -0.307 8.25
Total Carbon Sub Index 18.74

* Based on an €80/tonne carbon price