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 4.31
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -7.60 -0.375 2.85
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index -0.76
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) -1.16 1.117 -1.30
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 4.39
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -3.20 -0.432 1.38
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 10.76

* Based on an €80/tonne carbon price