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 1.32
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -4.27 -0.375 1.60
Prot (kg) 0.58 -0.441 -0.26
Fertility Sub Index 6.87
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 2.18 1.117 2.44
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -2.83
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 8.38 -0.432 -3.62
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 10.22

* Based on an €80/tonne carbon price