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 11.80
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -9.53 -0.375 3.57
Prot (kg) -9.38 -0.441 4.14
Fertility Sub Index -1.06
Calving Interval (days) 0.76 -1.459 -1.11
Survival (%) 0.04 1.117 0.04
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.72
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 21.54

* Based on an €80/tonne carbon price