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 26.69
Milk (kg) -577.00 -0.014 8.08
Fat (kg) -23.85 -0.375 8.93
Prot (kg) -21.93 -0.441 9.68
Fertility Sub Index 1.21
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) 0.76 1.117 0.85
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -2.05
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.91 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 31.06

* Based on an €80/tonne carbon price