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 7.70
Milk (kg) -276.00 -0.014 3.86
Fat (kg) -3.65 -0.375 1.37
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index 4.73
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 0.58 1.117 0.65
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index 0.67
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 14.82

* Based on an €80/tonne carbon price