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 3.86
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -2.24 -0.375 0.84
Prot (kg) -3.04 -0.441 1.34
Fertility Sub Index 4.09
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -2.24
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.74 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 13.28

* Based on an €80/tonne carbon price