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 -5.64
Milk (kg) -42.00 -0.014 0.59
Fat (kg) 9.30 -0.375 -3.48
Prot (kg) 6.21 -0.441 -2.74
Fertility Sub Index 1.35
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 3.96
Gestation Length (days) -4.31 -0.919 3.96
Beef Sub Index 0.88
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 4.32 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 2.39

* Based on an €80/tonne carbon price