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 2.30
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -0.08 -0.375 0.03
Prot (kg) -2.12 -0.441 0.94
Fertility Sub Index 0.32
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.37
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 4.85

* Based on an €80/tonne carbon price