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 6.50
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -3.95 -0.375 1.48
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index 6.85
Calving Interval (days) -4.64 -1.459 6.77
Survival (%) 0.07 1.117 0.08
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index 0.81
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -0.54 -0.432 0.23
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 18.36

* Based on an €80/tonne carbon price