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 18.08
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -20.93 -0.375 7.84
Prot (kg) -15.06 -0.441 6.65
Fertility Sub Index -8.63
Calving Interval (days) 4.62 -1.459 -6.74
Survival (%) -1.69 1.117 -1.89
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 1.55
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 12.90

* Based on an €80/tonne carbon price