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 5.72
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -4.03 -0.375 1.51
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 7.16
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 1.07 1.117 1.20
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.11
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 16.37

* Based on an €80/tonne carbon price