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 1.19
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -1.07 -0.375 0.40
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 7.26
Calving Interval (days) -3.89 -1.459 5.68
Survival (%) 1.42 1.117 1.59
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index -0.29
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 11.12

* Based on an €80/tonne carbon price