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 10.31
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -9.81 -0.375 3.67
Prot (kg) -8.60 -0.441 3.80
Fertility Sub Index -1.72
Calving Interval (days) 0.52 -1.459 -0.76
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.37
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.10 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 13.33

* Based on an €80/tonne carbon price