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 4.74
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -5.55 -0.375 2.08
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index -0.05
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 1.83
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) -4.00 -0.432 1.73
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 6.09

* Based on an €80/tonne carbon price