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 0.11
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -1.98 -0.375 0.74
Prot (kg) 1.52 -0.441 -0.67
Fertility Sub Index 0.12
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) 0.42 1.117 0.47
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.48
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 9.18

* Based on an €80/tonne carbon price