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 18.81
Milk (kg) -359.00 -0.014 5.03
Fat (kg) -16.28 -0.375 6.10
Prot (kg) -17.42 -0.441 7.69
Fertility Sub Index 7.74
Calving Interval (days) -4.45 -1.459 6.49
Survival (%) 1.12 1.117 1.25
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.08
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 30.22

* Based on an €80/tonne carbon price