Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -3.76
Milk (kg) -172.00 -0.014 2.41
Fat (kg) 7.24 -0.375 -2.71
Prot (kg) 7.83 -0.441 -3.46
Fertility Sub Index -2.29
Calving Interval (days) 1.22 -1.459 -1.78
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 2.07
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -1.01

* Based on an €80/tonne carbon price