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 8.43
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -11.73 -0.375 4.39
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index -0.01
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) -1.26 1.117 -1.41
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 1.28
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 4.24 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 14.36

* Based on an €80/tonne carbon price