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 36.05
Milk (kg) -971.00 -0.014 13.59
Fat (kg) -26.62 -0.375 9.97
Prot (kg) -28.29 -0.441 12.49
Fertility Sub Index 5.89
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) 1.69 1.117 1.89
Calving Sub Index -1.51
Gestation Length (days) 1.64 -0.919 -1.51
Beef Sub Index -0.89
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 6.46 -0.432 -2.79
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 46.09

* Based on an €80/tonne carbon price