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 -0.22
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 0.25 -0.375 -0.09
Prot (kg) 0.22 -0.441 -0.10
Fertility Sub Index 6.27
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 1.63 1.117 1.82
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.90
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -3.30 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 18.27

* Based on an €80/tonne carbon price