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 4.63
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -3.92 -0.375 1.47
Prot (kg) -4.28 -0.441 1.89
Fertility Sub Index 2.99
Calving Interval (days) -1.91 -1.459 2.79
Survival (%) 0.18 1.117 0.20
Calving Sub Index 1.35
Gestation Length (days) -1.47 -0.919 1.35
Beef Sub Index 5.85
Carcass Weight (kg) -14.60 -0.528 7.70
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 11.96
Live WT (kg) -39.00 -0.307 11.96
Total Carbon Sub Index 26.79

* Based on an €80/tonne carbon price