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 27.09
Milk (kg) -418.00 -0.014 5.85
Fat (kg) -30.06 -0.375 11.26
Prot (kg) -22.60 -0.441 9.97
Fertility Sub Index 1.94
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) 0.67 1.117 0.75
Calving Sub Index -1.57
Gestation Length (days) 1.71 -0.919 -1.57
Beef Sub Index -3.16
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 5.36 -0.432 -2.31
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 27.92

* Based on an €80/tonne carbon price