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 3.13
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -6.14 -0.375 2.30
Prot (kg) -0.33 -0.441 0.15
Fertility Sub Index -1.85
Calving Interval (days) 0.78 -1.459 -1.14
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -2.15
Gestation Length (days) 2.34 -0.919 -2.15
Beef Sub Index -1.80
Carcass Weight (kg) 7.00 -0.528 -3.69
Age of Slaughter (days) -4.38 -0.432 1.89
Maintenance Sub Index Maint. Sub Index -4.78
Live WT (kg) 15.60 -0.307 -4.78
Total Carbon Sub Index -7.46

* Based on an €80/tonne carbon price