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 3.09
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -2.27 -0.375 0.85
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index 9.80
Calving Interval (days) -6.47 -1.459 9.44
Survival (%) 0.32 1.117 0.36
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index 0.10
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 16.62

* Based on an €80/tonne carbon price