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 6.67
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -5.51 -0.375 2.06
Prot (kg) -7.14 -0.441 3.15
Fertility Sub Index 1.77
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 0.33 1.117 0.37
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 1.30
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 12.56

* Based on an €80/tonne carbon price