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 4.10
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -7.25 -0.375 2.72
Prot (kg) -1.75 -0.441 0.77
Fertility Sub Index -0.03
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) 0.39 1.117 0.44
Calving Sub Index -1.54
Gestation Length (days) 1.68 -0.919 -1.54
Beef Sub Index -2.21
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 6.82 -0.432 -2.94
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 5.53

* Based on an €80/tonne carbon price