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 12.81
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -10.91 -0.375 4.09
Prot (kg) -10.97 -0.441 4.84
Fertility Sub Index -1.97
Calving Interval (days) 1.84 -1.459 -2.68
Survival (%) 0.64 1.117 0.72
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -3.60
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 6.37

* Based on an €80/tonne carbon price