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 -2.42
Milk (kg) 150.00 -0.014 -2.10
Fat (kg) 1.06 -0.375 -0.40
Prot (kg) -0.17 -0.441 0.08
Fertility Sub Index -4.62
Calving Interval (days) 2.93 -1.459 -4.27
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index -2.78
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 4.86 -0.432 -2.10
Maintenance Sub Index Maint. Sub Index -2.85
Live WT (kg) 9.30 -0.307 -2.85
Total Carbon Sub Index -11.03

* Based on an €80/tonne carbon price