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 7.61
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -6.09 -0.375 2.28
Prot (kg) -7.91 -0.441 3.49
Fertility Sub Index 5.73
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 0.69 1.117 0.77
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 7.96
Carcass Weight (kg) -15.60 -0.528 8.23
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 9.50
Live WT (kg) -31.00 -0.307 9.50
Total Carbon Sub Index 35.76

* Based on an €80/tonne carbon price