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 12.09
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -15.92 -0.375 5.96
Prot (kg) -9.94 -0.441 4.39
Fertility Sub Index 3.93
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) -1.37 1.117 -1.53
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 8.23
Carcass Weight (kg) -12.90 -0.528 6.80
Age of Slaughter (days) -3.29 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 29.86

* Based on an €80/tonne carbon price