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 15.28
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -18.81 -0.375 7.05
Prot (kg) -11.32 -0.441 5.00
Fertility Sub Index -3.97
Calving Interval (days) 1.93 -1.459 -2.82
Survival (%) -1.03 1.117 -1.15
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -1.72
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 9.34

* Based on an €80/tonne carbon price