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 -3.13
Milk (kg) 46.00 -0.014 -0.64
Fat (kg) 2.27 -0.375 -0.85
Prot (kg) 3.70 -0.441 -1.63
Fertility Sub Index -3.02
Calving Interval (days) 1.62 -1.459 -2.36
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -0.69
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -5.66

* Based on an €80/tonne carbon price