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 -9.32
Milk (kg) 305.00 -0.014 -4.27
Fat (kg) 4.88 -0.375 -1.83
Prot (kg) 7.29 -0.441 -3.22
Fertility Sub Index -5.88
Calving Interval (days) 3.77 -1.459 -5.50
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.25
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 7.41 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index -3.22
Live WT (kg) 10.50 -0.307 -3.22
Total Carbon Sub Index -18.87

* Based on an €80/tonne carbon price