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 -2.03
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 0.66 -0.375 -0.25
Prot (kg) 3.09 -0.441 -1.36
Fertility Sub Index 5.58
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) 2.04 1.117 2.28
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index -2.67
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 4.97 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 4.27

* Based on an €80/tonne carbon price