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 10.33
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -14.13 -0.375 5.29
Prot (kg) -5.95 -0.441 2.63
Fertility Sub Index 2.79
Calving Interval (days) -1.35 -1.459 1.97
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.97
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.01 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 25.03

* Based on an €80/tonne carbon price