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 3.48
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -4.77 -0.375 1.79
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index -0.14
Calving Interval (days) 0.30 -1.459 -0.44
Survival (%) 0.27 1.117 0.30
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index -4.80
Carcass Weight (kg) 12.50 -0.528 -6.59
Age of Slaughter (days) -4.16 -0.432 1.80
Maintenance Sub Index Maint. Sub Index -8.31
Live WT (kg) 27.10 -0.307 -8.31
Total Carbon Sub Index -11.42

* Based on an €80/tonne carbon price