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 6.45
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -11.15 -0.375 4.18
Prot (kg) -4.48 -0.441 1.98
Fertility Sub Index -1.28
Calving Interval (days) 0.56 -1.459 -0.82
Survival (%) -0.41 1.117 -0.46
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -1.24
Carcass Weight (kg) 6.10 -0.528 -3.22
Age of Slaughter (days) -4.58 -0.432 1.98
Maintenance Sub Index Maint. Sub Index -4.48
Live WT (kg) 14.60 -0.307 -4.48
Total Carbon Sub Index -2.10

* Based on an €80/tonne carbon price