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 2.16
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -3.66 -0.441 1.62
Fertility Sub Index -5.31
Calving Interval (days) 2.65 -1.459 -3.87
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.09
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -1.59

* Based on an €80/tonne carbon price