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 9.54
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -7.58 -0.375 2.84
Prot (kg) -9.85 -0.441 4.35
Fertility Sub Index 1.15
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 0.22
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 14.30

* Based on an €80/tonne carbon price