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 11.42
Milk (kg) -431.00 -0.014 6.03
Fat (kg) -3.07 -0.375 1.15
Prot (kg) -9.60 -0.441 4.24
Fertility Sub Index 2.76
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 4.52
Carcass Weight (kg) -14.70 -0.528 7.75
Age of Slaughter (days) 7.50 -0.432 -3.24
Maintenance Sub Index Maint. Sub Index 14.75
Live WT (kg) -48.10 -0.307 14.75
Total Carbon Sub Index 34.21

* Based on an €80/tonne carbon price