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 9.74
Milk (kg) -422.00 -0.014 5.91
Fat (kg) 1.75 -0.375 -0.66
Prot (kg) -10.16 -0.441 4.48
Fertility Sub Index 4.43
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 0.59
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 6.22 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 8.77
Live WT (kg) -28.60 -0.307 8.77
Total Carbon Sub Index 24.42

* Based on an €80/tonne carbon price