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 1.76
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -0.97 -0.375 0.36
Prot (kg) -0.21 -0.441 0.09
Fertility Sub Index 3.86
Calving Interval (days) -1.90 -1.459 2.77
Survival (%) 0.97 1.117 1.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.19
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 3.24

* Based on an €80/tonne carbon price