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 7.84
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -9.01 -0.375 3.37
Prot (kg) -9.04 -0.441 3.99
Fertility Sub Index -6.88
Calving Interval (days) 3.40 -1.459 -4.96
Survival (%) -1.72 1.117 -1.92
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index -1.55
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index -1.06

* Based on an €80/tonne carbon price