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 5.30
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -5.84 -0.375 2.19
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index -12.39
Calving Interval (days) 5.99 -1.459 -8.74
Survival (%) -3.27 1.117 -3.65
Calving Sub Index -0.53
Gestation Length (days) 0.58 -0.919 -0.53
Beef Sub Index -1.03
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index -7.09

* Based on an €80/tonne carbon price