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 6.60
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -9.21 -0.375 3.45
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 2.52
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 0.97
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 14.68

* Based on an €80/tonne carbon price