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 13.73
Milk (kg) -320.00 -0.014 4.48
Fat (kg) -11.41 -0.375 4.27
Prot (kg) -11.27 -0.441 4.97
Fertility Sub Index -0.53
Calving Interval (days) 0.58 -1.459 -0.85
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 0.37
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 8.19 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index 9.56
Live WT (kg) -31.20 -0.307 9.56
Total Carbon Sub Index 24.05

* Based on an €80/tonne carbon price