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 3.78
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -2.84 -0.375 1.06
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index -9.73
Calving Interval (days) 4.77 -1.459 -6.96
Survival (%) -2.48 1.117 -2.77
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index -0.06
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -4.96

* Based on an €80/tonne carbon price