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 38.00
Milk (kg) -854.00 -0.014 11.96
Fat (kg) -32.19 -0.375 12.06
Prot (kg) -31.68 -0.441 13.98
Fertility Sub Index -4.64
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) -1.49 1.117 -1.66
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.12
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 34.80

* Based on an €80/tonne carbon price