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 4.17
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -1.77 -0.375 0.66
Prot (kg) -5.88 -0.441 2.60
Fertility Sub Index -5.81
Calving Interval (days) 2.87 -1.459 -4.19
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.03
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -0.39

* Based on an €80/tonne carbon price