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 18.55
Milk (kg) -331.00 -0.014 4.63
Fat (kg) -19.31 -0.375 7.23
Prot (kg) -15.14 -0.441 6.68
Fertility Sub Index 2.26
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) -1.99 1.117 -2.22
Calving Sub Index -0.91
Gestation Length (days) 0.99 -0.919 -0.91
Beef Sub Index 0.67
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) -2.28 -0.432 0.98
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 22.13

* Based on an €80/tonne carbon price