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 2.56
Milk (kg) -142.00 -0.014 1.99
Fat (kg) 1.81 -0.375 -0.68
Prot (kg) -2.83 -0.441 1.25
Fertility Sub Index -1.74
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index 3.38
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 7.79
Live WT (kg) -25.40 -0.307 7.79
Total Carbon Sub Index 14.04

* Based on an €80/tonne carbon price