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 13.09
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -10.94 -0.375 4.10
Prot (kg) -10.41 -0.441 4.59
Fertility Sub Index 6.93
Calving Interval (days) -3.96 -1.459 5.78
Survival (%) 1.03 1.117 1.15
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.03
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 23.51

* Based on an €80/tonne carbon price