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 27.33
Milk (kg) -914.00 -0.014 12.80
Fat (kg) -10.05 -0.375 3.76
Prot (kg) -24.39 -0.441 10.76
Fertility Sub Index -1.55
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.89
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 4.50 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 31.64

* Based on an €80/tonne carbon price