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 -2.55
Milk (kg) 64.00 -0.014 -0.90
Fat (kg) 4.05 -0.375 -1.52
Prot (kg) 0.32 -0.441 -0.14
Fertility Sub Index -3.77
Calving Interval (days) 1.98 -1.459 -2.89
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index -0.46
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 6.82 -0.432 -2.94
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -3.54

* Based on an €80/tonne carbon price