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 5.41
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -6.43 -0.375 2.41
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index 2.19
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index -0.57
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) -1.00 -0.432 0.43
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 9.98

* Based on an €80/tonne carbon price