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 -3.56
Milk (kg) 236.00 -0.014 -3.30
Fat (kg) 0.10 -0.375 -0.04
Prot (kg) 0.50 -0.441 -0.22
Fertility Sub Index -1.61
Calving Interval (days) 0.82 -1.459 -1.20
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index 0.80
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index -6.38

* Based on an €80/tonne carbon price