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 11.53
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -11.81 -0.375 4.42
Prot (kg) -11.05 -0.441 4.88
Fertility Sub Index -7.86
Calving Interval (days) 3.92 -1.459 -5.72
Survival (%) -1.92 1.117 -2.15
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 0.45
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 6.26

* Based on an €80/tonne carbon price