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 4.74
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -3.86 -0.375 1.45
Prot (kg) -2.77 -0.441 1.22
Fertility Sub Index -0.63
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) 1.12 1.117 1.25
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index -1.46
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 6.69 -0.432 -2.89
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 6.94

* Based on an €80/tonne carbon price