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 7.45
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -7.91 -0.375 2.96
Prot (kg) -7.00 -0.441 3.09
Fertility Sub Index -0.28
Calving Interval (days) 0.30 -1.459 -0.44
Survival (%) 0.14 1.117 0.16
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.31
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.80 -0.432 0.78
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 19.46

* Based on an €80/tonne carbon price