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 12.81
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -14.24 -0.375 5.33
Prot (kg) -11.08 -0.441 4.89
Fertility Sub Index 0.97
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 0.61 1.117 0.68
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.01
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 7.58 -0.432 -3.27
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 16.48

* Based on an €80/tonne carbon price