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 9.43
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -12.70 -0.375 4.76
Prot (kg) -4.18 -0.441 1.84
Fertility Sub Index -1.68
Calving Interval (days) 2.31 -1.459 -3.37
Survival (%) 1.51 1.117 1.69
Calving Sub Index -2.50
Gestation Length (days) 2.72 -0.919 -2.50
Beef Sub Index 2.71
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -3.35 -0.432 1.45
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 15.65

* Based on an €80/tonne carbon price