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 7.86
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -10.32 -0.375 3.87
Prot (kg) -5.41 -0.441 2.39
Fertility Sub Index 1.94
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) 1.02 1.117 1.14
Calving Sub Index -1.27
Gestation Length (days) 1.38 -0.919 -1.27
Beef Sub Index -2.41
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 3.27 -0.432 -1.41
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 9.78

* Based on an €80/tonne carbon price