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 8.70
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -6.06 -0.375 2.27
Prot (kg) -4.48 -0.441 1.98
Fertility Sub Index 10.96
Calving Interval (days) -6.09 -1.459 8.89
Survival (%) 1.86 1.117 2.08
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 5.86
Carcass Weight (kg) -12.30 -0.528 6.49
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 9.07
Live WT (kg) -29.60 -0.307 9.07
Total Carbon Sub Index 34.65

* Based on an €80/tonne carbon price