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 1.13
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -1.45 -0.441 0.64
Fertility Sub Index 4.47
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 0.85 1.117 0.95
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -0.09
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 7.54

* Based on an €80/tonne carbon price