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 4.83
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -4.84 -0.375 1.81
Prot (kg) -4.39 -0.441 1.94
Fertility Sub Index 0.88
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) 0.21 1.117 0.23
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.07
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 15.85

* Based on an €80/tonne carbon price