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 -4.69
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 7.90 -0.375 -2.96
Prot (kg) 3.89 -0.441 -1.72
Fertility Sub Index 9.40
Calving Interval (days) -5.82 -1.459 8.49
Survival (%) 0.81 1.117 0.90
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index -2.77
Carcass Weight (kg) 4.70 -0.528 -2.48
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index 1.76

* Based on an €80/tonne carbon price