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 18.61
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -17.48 -0.375 6.55
Prot (kg) -17.60 -0.441 7.77
Fertility Sub Index 5.43
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index 6.47
Carcass Weight (kg) -10.30 -0.528 5.43
Age of Slaughter (days) -2.40 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 31.12

* Based on an €80/tonne carbon price