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 0.69
Milk (kg) 105.00 -0.014 -1.47
Fat (kg) -7.08 -0.375 2.65
Prot (kg) 1.11 -0.441 -0.49
Fertility Sub Index 2.16
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.72 1.117 0.80
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index 1.77
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -4.47 -0.432 1.93
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 4.52

* Based on an €80/tonne carbon price