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 0.96
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -1.05 -0.375 0.39
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index -0.51
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) 1.20 1.117 1.34
Calving Sub Index -0.60
Gestation Length (days) 0.65 -0.919 -0.60
Beef Sub Index -1.74
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 7.34 -0.432 -3.17
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 4.09

* Based on an €80/tonne carbon price