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 10.03
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -10.46 -0.375 3.92
Prot (kg) -10.04 -0.441 4.43
Fertility Sub Index -1.38
Calving Interval (days) 0.52 -1.459 -0.76
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index -0.11
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 11.15

* Based on an €80/tonne carbon price