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 3.60
Milk (kg) -164.00 -0.014 2.30
Fat (kg) 0.30 -0.375 -0.11
Prot (kg) -3.22 -0.441 1.42
Fertility Sub Index 9.10
Calving Interval (days) -5.49 -1.459 8.01
Survival (%) 0.98 1.117 1.09
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 4.24
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) -0.90 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 22.51

* Based on an €80/tonne carbon price