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 7.26
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -5.75 -0.375 2.15
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index -6.74
Calving Interval (days) 4.07 -1.459 -5.94
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 1.82
Gestation Length (days) -1.98 -0.919 1.82
Beef Sub Index 2.44
Carcass Weight (kg) -12.60 -0.528 6.65
Age of Slaughter (days) 9.74 -0.432 -4.20
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 10.88

* Based on an €80/tonne carbon price