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 12.20
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -14.45 -0.375 5.41
Prot (kg) -11.58 -0.441 5.11
Fertility Sub Index -3.39
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) -1.38 1.117 -1.54
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index 4.16
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 16.89

* Based on an €80/tonne carbon price