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 3.47
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -5.38 -0.375 2.02
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index -1.68
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) 0.27 1.117 0.30
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -0.35
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.36 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 9.31

* Based on an €80/tonne carbon price