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 5.03
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -5.39 -0.375 2.02
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 4.40
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 1.72 1.117 1.92
Calving Sub Index 2.18
Gestation Length (days) -2.37 -0.919 2.18
Beef Sub Index 6.71
Carcass Weight (kg) -13.80 -0.528 7.28
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 9.01
Live WT (kg) -29.40 -0.307 9.01
Total Carbon Sub Index 27.33

* Based on an €80/tonne carbon price