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 7.21
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -6.45 -0.375 2.42
Prot (kg) -4.92 -0.441 2.17
Fertility Sub Index -0.20
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) 1.40 1.117 1.56
Calving Sub Index -1.14
Gestation Length (days) 1.24 -0.919 -1.14
Beef Sub Index -3.09
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 7.04 -0.432 -3.04
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 7.28

* Based on an €80/tonne carbon price