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 16.31
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -16.40 -0.375 6.14
Prot (kg) -13.40 -0.441 5.91
Fertility Sub Index 1.34
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -0.10
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 20.56

* Based on an €80/tonne carbon price