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 12.47
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -13.31 -0.375 4.99
Prot (kg) -9.62 -0.441 4.25
Fertility Sub Index 3.22
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 2.48
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 22.02

* Based on an €80/tonne carbon price