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 11.05
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -10.07 -0.441 4.44
Fertility Sub Index -0.89
Calving Interval (days) 0.88 -1.459 -1.28
Survival (%) 0.35 1.117 0.39
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.17
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.21 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 17.47

* Based on an €80/tonne carbon price