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 2.10
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -0.72 -0.375 0.27
Prot (kg) -1.93 -0.441 0.85
Fertility Sub Index 1.44
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 0.44 1.117 0.49
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.08
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.86 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 13.35

* Based on an €80/tonne carbon price