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 4.05
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -5.39 -0.441 2.38
Fertility Sub Index 1.64
Calving Interval (days) -1.32 -1.459 1.93
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.10
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 9.35

* Based on an €80/tonne carbon price