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 18.88
Milk (kg) -357.00 -0.014 5.00
Fat (kg) -18.95 -0.375 7.10
Prot (kg) -15.38 -0.441 6.79
Fertility Sub Index -1.90
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) 0.05 1.117 0.06
Calving Sub Index -2.08
Gestation Length (days) 2.26 -0.919 -2.08
Beef Sub Index -3.92
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 14.80

* Based on an €80/tonne carbon price