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 9.46
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -9.26 -0.375 3.47
Prot (kg) -9.67 -0.441 4.27
Fertility Sub Index -11.90
Calving Interval (days) 6.18 -1.459 -9.02
Survival (%) -2.58 1.117 -2.88
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.20
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -0.78

* Based on an €80/tonne carbon price