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 -1.49
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.45
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.26 -0.432 0.98
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 10.13

* Based on an €80/tonne carbon price