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 4.98
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -4.52 -0.375 1.69
Prot (kg) -4.68 -0.441 2.07
Fertility Sub Index 1.72
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) 1.08 1.117 1.21
Calving Sub Index -0.61
Gestation Length (days) 0.66 -0.919 -0.61
Beef Sub Index -2.71
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 3.85

* Based on an €80/tonne carbon price