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 9.31
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -10.15 -0.375 3.80
Prot (kg) -7.03 -0.441 3.10
Fertility Sub Index 0.84
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) 1.17 1.117 1.31
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.45
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 19.17

* Based on an €80/tonne carbon price