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 13.57
Milk (kg) -385.00 -0.014 5.39
Fat (kg) -8.22 -0.375 3.08
Prot (kg) -11.56 -0.441 5.10
Fertility Sub Index 0.22
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) -1.45 1.117 -1.62
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.30
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 6.03 -0.432 -2.60
Maintenance Sub Index Maint. Sub Index 8.25
Live WT (kg) -26.90 -0.307 8.25
Total Carbon Sub Index 23.18

* Based on an €80/tonne carbon price