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 1.65
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -0.24 -0.375 0.09
Prot (kg) -2.11 -0.441 0.93
Fertility Sub Index 5.79
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 0.99 1.117 1.11
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 1.58
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 13.70

* Based on an €80/tonne carbon price