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 10.36
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) -14.47 -0.375 5.42
Prot (kg) -11.36 -0.441 5.01
Fertility Sub Index 2.25
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.44
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 13.93

* Based on an €80/tonne carbon price