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 7.12
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -4.33 -0.375 1.62
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 3.14
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 0.63 1.117 0.70
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.38
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 19.06

* Based on an €80/tonne carbon price