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 0.67
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 0.36 -0.375 -0.13
Prot (kg) -1.70 -0.441 0.75
Fertility Sub Index -5.47
Calving Interval (days) 2.68 -1.459 -3.91
Survival (%) -1.40 1.117 -1.56
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.27
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -2.97

* Based on an €80/tonne carbon price