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 0.38
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 2.08 -0.375 -0.78
Prot (kg) -0.89 -0.441 0.39
Fertility Sub Index 3.55
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) 1.69 1.117 1.89
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 7.93
Carcass Weight (kg) -21.90 -0.528 11.55
Age of Slaughter (days) 8.40 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 18.36
Live WT (kg) -59.90 -0.307 18.36
Total Carbon Sub Index 31.09

* Based on an €80/tonne carbon price