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 2.09
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -1.47 -0.375 0.55
Prot (kg) -1.80 -0.441 0.79
Fertility Sub Index -1.13
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) 0.32 1.117 0.36
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -1.70
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.46 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 7.27

* Based on an €80/tonne carbon price