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 1.99
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -2.22 -0.375 0.83
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -0.08
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) -0.53 1.117 -0.59
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.77
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 3.66

* Based on an €80/tonne carbon price