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 10.06
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -9.45 -0.375 3.54
Prot (kg) -8.85 -0.441 3.91
Fertility Sub Index -0.47
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) 0.08 1.117 0.09
Calving Sub Index 1.84
Gestation Length (days) -2.00 -0.919 1.84
Beef Sub Index 0.49
Carcass Weight (kg) -2.43 -0.528 1.28
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.54
Live WT (kg) -11.55 -0.307 3.54
Total Carbon Sub Index 15.47

* Based on an €80/tonne carbon price