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 0.56
Milk (kg) -44.00 -0.014 0.62
Fat (kg) 0.97 -0.375 -0.36
Prot (kg) -0.69 -0.441 0.30
Fertility Sub Index 4.32
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 2.30
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 11.28

* Based on an €80/tonne carbon price