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 1.01
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) -1.64 -0.375 0.61
Prot (kg) -1.06 -0.441 0.47
Fertility Sub Index 1.08
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index -1.21
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.54 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 3.77

* Based on an €80/tonne carbon price