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 12.98
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -13.23 -0.375 4.96
Prot (kg) -10.28 -0.441 4.54
Fertility Sub Index 2.28
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.33
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 23.85

* Based on an €80/tonne carbon price