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 9.90
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -10.40 -0.375 3.90
Prot (kg) -7.27 -0.441 3.21
Fertility Sub Index 6.70
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) 0.30 1.117 0.34
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 1.57
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.71 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 21.31

* Based on an €80/tonne carbon price