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 8.88
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -5.09 -0.375 1.91
Prot (kg) -9.43 -0.441 4.16
Fertility Sub Index 8.55
Calving Interval (days) -5.16 -1.459 7.53
Survival (%) 0.91 1.117 1.02
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 1.27
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.36 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 23.54

* Based on an €80/tonne carbon price