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 2.60
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -0.89 -0.375 0.33
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index 0.51
Calving Interval (days) -0.23 -1.459 0.34
Survival (%) 0.16 1.117 0.18
Calving Sub Index 1.36
Gestation Length (days) -1.48 -0.919 1.36
Beef Sub Index 0.88
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 11.09

* Based on an €80/tonne carbon price