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 9.38
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -6.29 -0.375 2.36
Prot (kg) -6.78 -0.441 2.99
Fertility Sub Index 6.85
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.83 1.117 0.93
Calving Sub Index 1.82
Gestation Length (days) -1.98 -0.919 1.82
Beef Sub Index 2.81
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 26.00

* Based on an €80/tonne carbon price