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 -0.09
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.77
Gestation Length (days) 0.84 -0.919 -0.77
Beef Sub Index -0.47
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.50 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 5.38

* Based on an €80/tonne carbon price