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 11.55
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -12.90 -0.375 4.83
Prot (kg) -10.97 -0.441 4.84
Fertility Sub Index 1.51
Calving Interval (days) -0.76 -1.459 1.11
Survival (%) 0.36 1.117 0.40
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index 6.77
Carcass Weight (kg) -13.40 -0.528 7.07
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 20.21

* Based on an €80/tonne carbon price