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 11.25
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -14.05 -0.375 5.26
Prot (kg) -7.63 -0.441 3.37
Fertility Sub Index -8.34
Calving Interval (days) 4.32 -1.459 -6.30
Survival (%) -1.82 1.117 -2.03
Calving Sub Index -1.37
Gestation Length (days) 1.49 -0.919 -1.37
Beef Sub Index -3.41
Carcass Weight (kg) 4.40 -0.528 -2.32
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index -2.85
Live WT (kg) 9.30 -0.307 -2.85
Total Carbon Sub Index -4.72

* Based on an €80/tonne carbon price