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 14.81
Milk (kg) -388.00 -0.014 5.43
Fat (kg) -13.48 -0.375 5.05
Prot (kg) -9.81 -0.441 4.33
Fertility Sub Index 7.22
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 0.72 1.117 0.80
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.91
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 35.22

* Based on an €80/tonne carbon price