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 0.03
Milk (kg) 33.00 -0.014 -0.46
Fat (kg) 1.04 -0.375 -0.39
Prot (kg) -2.00 -0.441 0.88
Fertility Sub Index -5.70
Calving Interval (days) 2.91 -1.459 -4.25
Survival (%) -1.30 1.117 -1.45
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 1.01
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index -3.18

* Based on an €80/tonne carbon price