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 7.08
Milk (kg) -208.00 -0.014 2.91
Fat (kg) -4.07 -0.375 1.52
Prot (kg) -5.98 -0.441 2.64
Fertility Sub Index 1.15
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.40 1.117 0.45
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.93
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 17.91

* Based on an €80/tonne carbon price