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 10.63
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -7.10 -0.375 2.66
Prot (kg) -10.99 -0.441 4.85
Fertility Sub Index 1.63
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) 0.51 1.117 0.57
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index 3.50
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) -1.01 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 17.77

* Based on an €80/tonne carbon price