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 1.77
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -1.09 -0.375 0.41
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 3.89
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 1.50 1.117 1.68
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.09
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 9.20
Live WT (kg) -30.00 -0.307 9.20
Total Carbon Sub Index 15.62

* Based on an €80/tonne carbon price