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 18.85
Milk (kg) -378.00 -0.014 5.29
Fat (kg) -18.81 -0.375 7.05
Prot (kg) -14.76 -0.441 6.51
Fertility Sub Index 5.90
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 1.52 1.117 1.70
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -2.74
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 8.78 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 26.63

* Based on an €80/tonne carbon price