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 12.86
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -12.98 -0.375 4.86
Prot (kg) -12.64 -0.441 5.58
Fertility Sub Index 1.13
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index 1.74
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 17.54

* Based on an €80/tonne carbon price