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 9.11
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -8.87 -0.375 3.32
Prot (kg) -7.65 -0.441 3.38
Fertility Sub Index 1.14
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.34 1.117 0.38
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.87
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -2.50 -0.432 1.08
Maintenance Sub Index Maint. Sub Index 7.08
Live WT (kg) -23.10 -0.307 7.08
Total Carbon Sub Index 23.03

* Based on an €80/tonne carbon price