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 8.74
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -11.28 -0.375 4.23
Prot (kg) -5.63 -0.441 2.48
Fertility Sub Index 0.58
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.17 1.117 0.19
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 4.02
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -4.68 -0.432 2.02
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 23.94

* Based on an €80/tonne carbon price