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 4.83
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -4.42 -0.375 1.66
Prot (kg) -4.72 -0.441 2.08
Fertility Sub Index 1.58
Calving Interval (days) -1.34 -1.459 1.96
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.19
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 9.78

* Based on an €80/tonne carbon price