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 0.27
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 1.34 -0.375 -0.50
Prot (kg) -1.88 -0.441 0.83
Fertility Sub Index -3.95
Calving Interval (days) 1.82 -1.459 -2.66
Survival (%) -1.16 1.117 -1.30
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.05
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index -1.92

* Based on an €80/tonne carbon price