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 5.45
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -4.12 -0.375 1.54
Prot (kg) -6.09 -0.441 2.69
Fertility Sub Index -4.16
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -1.40 1.117 -1.56
Calving Sub Index 2.41
Gestation Length (days) -2.62 -0.919 2.41
Beef Sub Index -0.85
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 5.61

* Based on an €80/tonne carbon price