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 14.42
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -11.58 -0.375 4.34
Prot (kg) -12.26 -0.441 5.41
Fertility Sub Index -0.42
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.18
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 19.93

* Based on an €80/tonne carbon price