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 1.23
Milk (kg) -57.00 -0.014 0.80
Fat (kg) 1.94 -0.375 -0.73
Prot (kg) -2.63 -0.441 1.16
Fertility Sub Index 11.20
Calving Interval (days) -5.39 -1.459 7.86
Survival (%) 2.99 1.117 3.34
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 0.31
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 17.58

* Based on an €80/tonne carbon price