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 -0.60
Milk (kg) 118.00 -0.014 -1.65
Fat (kg) -1.69 -0.375 0.63
Prot (kg) -0.94 -0.441 0.41
Fertility Sub Index -0.26
Calving Interval (days) 0.82 -1.459 -1.20
Survival (%) 0.84 1.117 0.94
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index -0.18
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 2.74

* Based on an €80/tonne carbon price