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 0.38
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -0.73 -0.375 0.27
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index -0.42
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) 0.96 1.117 1.07
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index -1.38
Carcass Weight (kg) -2.45 -0.528 1.29
Age of Slaughter (days) 6.20 -0.432 -2.68
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 4.07

* Based on an €80/tonne carbon price