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 42.67
Milk (kg) -859.00 -0.014 12.03
Fat (kg) -45.22 -0.375 16.94
Prot (kg) -31.06 -0.441 13.71
Fertility Sub Index 6.45
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 2.14 1.117 2.39
Calving Sub Index -1.72
Gestation Length (days) 1.87 -0.919 -1.72
Beef Sub Index -1.37
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 51.93

* Based on an €80/tonne carbon price