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 9.16
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -14.89 -0.375 5.58
Prot (kg) -7.84 -0.441 3.46
Fertility Sub Index -4.70
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -2.43 1.117 -2.71
Calving Sub Index 1.86
Gestation Length (days) -2.02 -0.919 1.86
Beef Sub Index -0.40
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.85 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 7.58

* Based on an €80/tonne carbon price