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 10.94
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -11.80 -0.375 4.42
Prot (kg) -10.55 -0.441 4.66
Fertility Sub Index 1.22
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 0.12
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 15.81

* Based on an €80/tonne carbon price