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 9.16
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -6.51 -0.375 2.44
Prot (kg) -11.48 -0.441 5.07
Fertility Sub Index -3.82
Calving Interval (days) 1.89 -1.459 -2.76
Survival (%) -0.95 1.117 -1.06
Calving Sub Index -0.70
Gestation Length (days) 0.76 -0.919 -0.70
Beef Sub Index -0.02
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 5.29

* Based on an €80/tonne carbon price