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 4.31
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -4.14 -0.441 1.83
Fertility Sub Index -2.66
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.00
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.45 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 12.81

* Based on an €80/tonne carbon price