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 1.20
Milk (kg) 33.00 -0.014 -0.46
Fat (kg) -1.55 -0.375 0.58
Prot (kg) -2.44 -0.441 1.08
Fertility Sub Index -7.36
Calving Interval (days) 4.37 -1.459 -6.38
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 1.96
Gestation Length (days) -2.13 -0.919 1.96
Beef Sub Index 0.40
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.47 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 1.66

* Based on an €80/tonne carbon price