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 6.85
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -3.85 -0.375 1.44
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 0.82
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.04 1.117 0.04
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.88
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -3.50 -0.432 1.51
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 21.91

* Based on an €80/tonne carbon price