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 9.82
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -2.84 -0.375 1.06
Prot (kg) -9.24 -0.441 4.08
Fertility Sub Index 14.98
Calving Interval (days) -9.23 -1.459 13.47
Survival (%) 1.35 1.117 1.51
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 1.95
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 31.89

* Based on an €80/tonne carbon price