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 22.14
Milk (kg) -401.00 -0.014 5.61
Fat (kg) -21.07 -0.375 7.89
Prot (kg) -19.57 -0.441 8.64
Fertility Sub Index -1.96
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -1.23 1.117 -1.37
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 1.86
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 26.03

* Based on an €80/tonne carbon price