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 11.51
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -12.49 -0.375 4.68
Prot (kg) -9.67 -0.441 4.27
Fertility Sub Index 1.07
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 2.18
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 20.50

* Based on an €80/tonne carbon price