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 4.08
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -4.13 -0.375 1.55
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index -5.72
Calving Interval (days) 3.77 -1.459 -5.50
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.62
Gestation Length (days) 0.67 -0.919 -0.62
Beef Sub Index -1.30
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 6.91 -0.432 -2.98
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 2.23

* Based on an €80/tonne carbon price