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 5.44
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -5.04 -0.375 1.89
Prot (kg) -4.82 -0.441 2.13
Fertility Sub Index 0.84
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 0.28 1.117 0.31
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 3.03
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -3.36 -0.432 1.45
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 18.78

* Based on an €80/tonne carbon price