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 2.77
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.30 -0.375 0.86
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index 0.67
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.45
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 6.07

* Based on an €80/tonne carbon price