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 10.04
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -9.79 -0.375 3.67
Prot (kg) -9.74 -0.441 4.30
Fertility Sub Index 0.29
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) 0.30 1.117 0.34
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index -5.68
Carcass Weight (kg) 13.20 -0.528 -6.96
Age of Slaughter (days) -2.98 -0.432 1.29
Maintenance Sub Index Maint. Sub Index -8.31
Live WT (kg) 27.10 -0.307 -8.31
Total Carbon Sub Index -5.31

* Based on an €80/tonne carbon price