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 2.52
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -0.96 -0.375 0.36
Prot (kg) -1.60 -0.441 0.71
Fertility Sub Index -1.17
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) 0.72 1.117 0.80
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index 0.69
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 4.03 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 6.50

* Based on an €80/tonne carbon price