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 12.72
Milk (kg) -284.00 -0.014 3.98
Fat (kg) -6.80 -0.375 2.55
Prot (kg) -14.05 -0.441 6.20
Fertility Sub Index 3.85
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.83 1.117 0.93
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.79
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 5.25 -0.432 -2.27
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 15.34

* Based on an €80/tonne carbon price