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 2.64
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -2.15 -0.375 0.81
Prot (kg) -2.64 -0.441 1.17
Fertility Sub Index 1.79
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index -0.20
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 7.09

* Based on an €80/tonne carbon price