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 1.13
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -0.88 -0.375 0.33
Prot (kg) -0.63 -0.441 0.28
Fertility Sub Index -0.27
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) 0.97 1.117 1.08
Calving Sub Index -0.76
Gestation Length (days) 0.83 -0.919 -0.76
Beef Sub Index -1.32
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 6.35 -0.432 -2.74
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 4.39

* Based on an €80/tonne carbon price