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 9.80
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -10.19 -0.375 3.82
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index -4.13
Calving Interval (days) 1.89 -1.459 -2.76
Survival (%) -1.23 1.117 -1.37
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 6.47

* Based on an €80/tonne carbon price