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 11.57
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -12.12 -0.375 4.54
Prot (kg) -9.58 -0.441 4.23
Fertility Sub Index 2.45
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 0.80 1.117 0.89
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index 1.96
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -0.14 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 18.57

* Based on an €80/tonne carbon price