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 9.98
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -9.66 -0.375 3.62
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 5.96
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 1.08
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 20.89

* Based on an €80/tonne carbon price