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 4.49
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -3.84 -0.375 1.44
Prot (kg) -3.96 -0.441 1.75
Fertility Sub Index -0.41
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.88
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.94 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 15.30

* Based on an €80/tonne carbon price