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 6.91
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -7.16 -0.441 3.16
Fertility Sub Index -0.92
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -0.90 1.117 -1.01
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.51
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 10.90

* Based on an €80/tonne carbon price