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 8.39
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -8.15 -0.375 3.05
Prot (kg) -8.70 -0.441 3.84
Fertility Sub Index -12.27
Calving Interval (days) 6.38 -1.459 -9.31
Survival (%) -2.65 1.117 -2.96
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 0.29
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -2.33

* Based on an €80/tonne carbon price