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 4.63
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -4.47 -0.375 1.67
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index -4.35
Calving Interval (days) 2.05 -1.459 -2.99
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.24
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.64 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 1.86

* Based on an €80/tonne carbon price