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 -0.34
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) 0.38 -0.375 -0.14
Prot (kg) 0.30 -0.441 -0.13
Fertility Sub Index 3.71
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 0.92 1.117 1.03
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.30
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 11.70

* Based on an €80/tonne carbon price