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 19.03
Milk (kg) -601.00 -0.014 8.41
Fat (kg) -12.51 -0.375 4.69
Prot (kg) -13.44 -0.441 5.93
Fertility Sub Index -0.14
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.20 1.117 0.22
Calving Sub Index 2.12
Gestation Length (days) -2.31 -0.919 2.12
Beef Sub Index 9.02
Carcass Weight (kg) -24.40 -0.528 12.87
Age of Slaughter (days) 8.92 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 20.45
Live WT (kg) -66.70 -0.307 20.45
Total Carbon Sub Index 50.49

* Based on an €80/tonne carbon price