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 10.08
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -14.42 -0.375 5.40
Prot (kg) -6.67 -0.441 2.94
Fertility Sub Index -2.11
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -1.77
Gestation Length (days) 1.93 -0.919 -1.77
Beef Sub Index -1.79
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 7.96

* Based on an €80/tonne carbon price