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 11.65
Milk (kg) -269.00 -0.014 3.77
Fat (kg) -6.76 -0.375 2.53
Prot (kg) -12.12 -0.441 5.35
Fertility Sub Index 0.14
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) 0.05 1.117 0.06
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index -0.05
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 12.86

* Based on an €80/tonne carbon price