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 12.83
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -15.93 -0.375 5.97
Prot (kg) -10.82 -0.441 4.78
Fertility Sub Index 4.32
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 0.64 1.117 0.72
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 2.20
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -5.33 -0.432 2.30
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 16.78

* Based on an €80/tonne carbon price