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 9.29
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -8.44 -0.375 3.16
Prot (kg) -7.48 -0.441 3.30
Fertility Sub Index 1.38
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 0.40
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 13.55

* Based on an €80/tonne carbon price