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 -14.51
Milk (kg) 103.00 -0.014 -1.44
Fat (kg) 20.82 -0.375 -7.80
Prot (kg) 11.93 -0.441 -5.27
Fertility Sub Index 1.20
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 0.26
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -11.39

* Based on an €80/tonne carbon price