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 0.56
Milk (kg) -73.00 -0.014 1.02
Fat (kg) 2.45 -0.375 -0.92
Prot (kg) -1.03 -0.441 0.45
Fertility Sub Index 3.63
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 3.87
Carcass Weight (kg) -14.20 -0.528 7.49
Age of Slaughter (days) 8.38 -0.432 -3.62
Maintenance Sub Index Maint. Sub Index 13.70
Live WT (kg) -44.70 -0.307 13.70
Total Carbon Sub Index 22.54

* Based on an €80/tonne carbon price