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 0.41
Milk (kg) -108.00 -0.014 1.51
Fat (kg) 4.07 -0.375 -1.52
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index -1.19
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) 0.70 1.117 0.78
Calving Sub Index 1.42
Gestation Length (days) -1.54 -0.919 1.42
Beef Sub Index 8.32
Carcass Weight (kg) -18.15 -0.528 9.57
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 16.65
Live WT (kg) -54.30 -0.307 16.65
Total Carbon Sub Index 25.60

* Based on an €80/tonne carbon price