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 22.44
Milk (kg) -454.00 -0.014 6.36
Fat (kg) -21.06 -0.375 7.89
Prot (kg) -18.57 -0.441 8.20
Fertility Sub Index 1.37
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 0.56
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 28.54

* Based on an €80/tonne carbon price