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 6.85
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -4.96 -0.375 1.86
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index 1.06
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) -1.73 1.117 -1.93
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 1.86
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 14.10

* Based on an €80/tonne carbon price