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 28.28
Milk (kg) -630.00 -0.014 8.82
Fat (kg) -28.92 -0.375 10.83
Prot (kg) -19.54 -0.441 8.62
Fertility Sub Index 0.37
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.57
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -3.63 -0.432 1.57
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 36.73

* Based on an €80/tonne carbon price