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 9.40
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -11.48 -0.375 4.30
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index -1.74
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index -3.99
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 4.48 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 2.71

* Based on an €80/tonne carbon price