Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.98
Milk (kg) -53.00 -0.014 0.74
Fat (kg) 1.08 -0.375 -0.40
Prot (kg) -5.99 -0.441 2.64
Fertility Sub Index 2.19
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index -0.57
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index 2.96

* Based on an €80/tonne carbon price