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 0.93
Milk (kg) -84.00 -0.014 1.18
Fat (kg) 1.54 -0.375 -0.58
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index 1.26
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 2.84

* Based on an €80/tonne carbon price