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 3.91
Milk (kg) -222.00 -0.014 3.11
Fat (kg) 1.81 -0.375 -0.68
Prot (kg) -3.36 -0.441 1.48
Fertility Sub Index 7.33
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 1.22 1.117 1.36
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index -0.52
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) -1.98 -0.432 0.85
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index 9.68

* Based on an €80/tonne carbon price