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 10.57
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -12.96 -0.375 4.85
Prot (kg) -9.27 -0.441 4.09
Fertility Sub Index 0.94
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.35
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 21.82

* Based on an €80/tonne carbon price