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 4.10
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -3.48 -0.375 1.30
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index 4.79
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) 1.22 1.117 1.36
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.78
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 16.90

* Based on an €80/tonne carbon price