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 6.46
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -5.68 -0.441 2.51
Fertility Sub Index 5.13
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) 0.27 1.117 0.30
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index -0.23
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 14.77

* Based on an €80/tonne carbon price