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 10.78
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -3.14 -0.375 1.18
Prot (kg) -11.99 -0.441 5.29
Fertility Sub Index 2.70
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.63 1.117 0.70
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 0.12
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 14.73

* Based on an €80/tonne carbon price