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 15.68
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -17.96 -0.375 6.73
Prot (kg) -12.58 -0.441 5.55
Fertility Sub Index 3.05
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 1.59 1.117 1.78
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.56
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 26.07

* Based on an €80/tonne carbon price