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 6.81
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -6.96 -0.375 2.61
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 7.44
Calving Interval (days) -4.71 -1.459 6.87
Survival (%) 0.51 1.117 0.57
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 0.85
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 19.91

* Based on an €80/tonne carbon price