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 8.54
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -7.56 -0.375 2.83
Prot (kg) -7.90 -0.441 3.49
Fertility Sub Index -4.43
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) -1.30 1.117 -1.45
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.09
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 5.90

* Based on an €80/tonne carbon price