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 9.08
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -11.43 -0.375 4.28
Prot (kg) -6.28 -0.441 2.77
Fertility Sub Index -3.41
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 0.09
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index 4.55

* Based on an €80/tonne carbon price