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 7.46
Milk (kg) -262.00 -0.014 3.67
Fat (kg) -1.90 -0.375 0.71
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index 1.44
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 0.25
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 5.89 -0.432 -2.54
Maintenance Sub Index Maint. Sub Index 8.00
Live WT (kg) -26.10 -0.307 8.00
Total Carbon Sub Index 18.05

* Based on an €80/tonne carbon price