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 -3.23
Milk (kg) 66.00 -0.014 -0.92
Fat (kg) 3.68 -0.375 -1.38
Prot (kg) 2.11 -0.441 -0.93
Fertility Sub Index -0.70
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.22
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index -2.09

* Based on an €80/tonne carbon price