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 17.09
Milk (kg) -323.00 -0.014 4.52
Fat (kg) -12.66 -0.375 4.74
Prot (kg) -17.74 -0.441 7.83
Fertility Sub Index -2.96
Calving Interval (days) 1.73 -1.459 -2.52
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index -2.93
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 12.85

* Based on an €80/tonne carbon price