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 6.14
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -4.89 -0.375 1.83
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index -2.65
Calving Interval (days) 1.14 -1.459 -1.66
Survival (%) -0.88 1.117 -0.98
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.54
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 5.27

* Based on an €80/tonne carbon price