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 2.60
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.12 -0.375 1.17
Prot (kg) -1.57 -0.441 0.69
Fertility Sub Index 5.88
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 1.84 1.117 2.06
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -2.08
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.27 -0.432 -3.14
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 10.82

* Based on an €80/tonne carbon price