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 7.28
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -7.56 -0.375 2.83
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index 5.92
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 0.91 1.117 1.02
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.90
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.60 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 18.26

* Based on an €80/tonne carbon price