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 8.07
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -10.06 -0.375 3.77
Prot (kg) -5.34 -0.441 2.36
Fertility Sub Index 10.10
Calving Interval (days) -5.88 -1.459 8.58
Survival (%) 1.36 1.117 1.52
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 2.44
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 26.39

* Based on an €80/tonne carbon price