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 13.83
Milk (kg) -262.00 -0.014 3.67
Fat (kg) -13.65 -0.375 5.11
Prot (kg) -11.45 -0.441 5.05
Fertility Sub Index 2.09
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.80
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -1.72 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 22.22

* Based on an €80/tonne carbon price