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 9.58
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -9.32 -0.375 3.49
Prot (kg) -7.97 -0.441 3.52
Fertility Sub Index -0.08
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.78
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -1.92 -0.432 0.83
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 23.73

* Based on an €80/tonne carbon price