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 -5.40
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) 2.96 -0.375 -1.11
Prot (kg) 9.57 -0.441 -4.22
Fertility Sub Index 3.87
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) 0.80 1.117 0.89
Calving Sub Index 3.59
Gestation Length (days) -3.91 -0.919 3.59
Beef Sub Index -2.92
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 4.92 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index -3.99
Live WT (kg) 13.00 -0.307 -3.99
Total Carbon Sub Index -4.84

* Based on an €80/tonne carbon price