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 4.03
Milk (kg) -217.00 -0.014 3.04
Fat (kg) 1.23 -0.375 -0.46
Prot (kg) -3.30 -0.441 1.46
Fertility Sub Index 3.04
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 1.55 1.117 1.73
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 9.73
Carcass Weight (kg) -24.60 -0.528 12.98
Age of Slaughter (days) 7.51 -0.432 -3.24
Maintenance Sub Index Maint. Sub Index 20.36
Live WT (kg) -66.40 -0.307 20.36
Total Carbon Sub Index 37.99

* Based on an €80/tonne carbon price