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 12.82
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -12.20 -0.375 4.57
Prot (kg) -10.99 -0.441 4.85
Fertility Sub Index 0.74
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) -0.32 1.117 -0.36
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 0.61
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 18.09

* Based on an €80/tonne carbon price