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 14.79
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -12.71 -0.375 4.76
Prot (kg) -12.77 -0.441 5.64
Fertility Sub Index 6.99
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) 0.97 1.117 1.08
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.02
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 25.41

* Based on an €80/tonne carbon price