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 8.44
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -4.51 -0.375 1.69
Prot (kg) -10.83 -0.441 4.78
Fertility Sub Index -2.06
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) -2.20 1.117 -2.46
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index 1.32
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 10.86

* Based on an €80/tonne carbon price