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 2.79
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -2.35 -0.375 0.88
Prot (kg) -1.98 -0.441 0.87
Fertility Sub Index 1.78
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 1.33 1.117 1.49
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index -0.04
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 9.55

* Based on an €80/tonne carbon price