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 3.90
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -5.41 -0.375 2.03
Prot (kg) -3.86 -0.441 1.70
Fertility Sub Index -7.60
Calving Interval (days) 4.16 -1.459 -6.07
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 0.91
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index -1.78

* Based on an €80/tonne carbon price