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 -0.53
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) 0.58 -0.375 -0.22
Prot (kg) 0.42 -0.441 -0.19
Fertility Sub Index 0.75
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.23 1.117 0.26
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.26
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.56 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 12.55

* Based on an €80/tonne carbon price