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 2.89
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -2.68 -0.375 1.00
Prot (kg) -3.66 -0.441 1.62
Fertility Sub Index -6.68
Calving Interval (days) 3.22 -1.459 -4.70
Survival (%) -1.77 1.117 -1.98
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index -0.76
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -4.38

* Based on an €80/tonne carbon price