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 -1.03
Milk (kg) -5.00 -0.014 0.07
Fat (kg) 1.46 -0.375 -0.55
Prot (kg) 1.26 -0.441 -0.56
Fertility Sub Index -1.34
Calving Interval (days) 0.63 -1.459 -0.92
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.55
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.37 -0.432 1.02
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 10.25

* Based on an €80/tonne carbon price