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 10.03
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -13.90 -0.375 5.21
Prot (kg) -5.76 -0.441 2.54
Fertility Sub Index 2.03
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) 0.51 1.117 0.57
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.18
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.90 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 24.59

* Based on an €80/tonne carbon price