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 4.36
Milk (kg) -105.00 -0.014 1.47
Fat (kg) 2.04 -0.375 -0.76
Prot (kg) -8.29 -0.441 3.66
Fertility Sub Index -2.26
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 0.44
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.06 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index 1.80

* Based on an €80/tonne carbon price