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 7.70
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -8.03 -0.375 3.01
Prot (kg) -4.55 -0.441 2.01
Fertility Sub Index -12.87
Calving Interval (days) 6.89 -1.459 -10.05
Survival (%) -2.52 1.117 -2.82
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index 0.17
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index -1.98

* Based on an €80/tonne carbon price