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 13.66
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -9.18 -0.375 3.44
Prot (kg) -11.27 -0.441 4.97
Fertility Sub Index 4.35
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) 0.84 1.117 0.94
Calving Sub Index -1.87
Gestation Length (days) 2.03 -0.919 -1.87
Beef Sub Index -3.95
Carcass Weight (kg) 11.30 -0.528 -5.96
Age of Slaughter (days) -4.65 -0.432 2.01
Maintenance Sub Index Maint. Sub Index -7.02
Live WT (kg) 22.90 -0.307 -7.02
Total Carbon Sub Index 5.18

* Based on an €80/tonne carbon price