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 14.59
Milk (kg) -293.00 -0.014 4.10
Fat (kg) -14.00 -0.375 5.24
Prot (kg) -11.89 -0.441 5.25
Fertility Sub Index 4.85
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 1.14
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 22.48

* Based on an €80/tonne carbon price