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 -2.39
Milk (kg) -53.00 -0.014 0.74
Fat (kg) 5.62 -0.375 -2.11
Prot (kg) 2.32 -0.441 -1.02
Fertility Sub Index -5.44
Calving Interval (days) 3.46 -1.459 -5.05
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index 4.83
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) -1.30 -0.432 0.56
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 0.23

* Based on an €80/tonne carbon price