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 -3.80
Milk (kg) 216.00 -0.014 -3.02
Fat (kg) 1.25 -0.375 -0.47
Prot (kg) 0.70 -0.441 -0.31
Fertility Sub Index -4.38
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.14
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -6.60

* Based on an €80/tonne carbon price