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 12.54
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -11.86 -0.375 4.44
Prot (kg) -10.45 -0.441 4.61
Fertility Sub Index 0.69
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.94 1.117 1.05
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.97
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 24.16

* Based on an €80/tonne carbon price