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 11.03
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -7.18 -0.375 2.69
Prot (kg) -14.30 -0.441 6.31
Fertility Sub Index -12.72
Calving Interval (days) 6.34 -1.459 -9.25
Survival (%) -3.11 1.117 -3.47
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 1.87
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 2.58

* Based on an €80/tonne carbon price