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 10.33
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -7.48 -0.375 2.80
Prot (kg) -9.01 -0.441 3.98
Fertility Sub Index -1.02
Calving Interval (days) 0.98 -1.459 -1.43
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -1.05
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 8.90 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 8.34
Live WT (kg) -27.20 -0.307 8.34
Total Carbon Sub Index 17.35

* Based on an €80/tonne carbon price