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 4.15
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -0.36 -0.375 0.13
Prot (kg) -2.76 -0.441 1.22
Fertility Sub Index 1.80
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.88 1.117 0.98
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.81
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 4.36

* Based on an €80/tonne carbon price