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 12.34
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -17.06 -0.375 6.39
Prot (kg) -8.22 -0.441 3.63
Fertility Sub Index 1.55
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.73 1.117 0.82
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index -2.55
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 7.50 -0.432 -3.24
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 15.37

* Based on an €80/tonne carbon price