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 2.35
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -1.95 -0.375 0.73
Prot (kg) -1.38 -0.441 0.61
Fertility Sub Index -0.80
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) 1.06 1.117 1.18
Calving Sub Index -0.64
Gestation Length (days) 0.70 -0.919 -0.64
Beef Sub Index -1.44
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 7.25 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 5.35

* Based on an €80/tonne carbon price