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 18.08
Milk (kg) -544.00 -0.014 7.62
Fat (kg) -9.28 -0.375 3.48
Prot (kg) -15.84 -0.441 6.99
Fertility Sub Index -1.23
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 0.56
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) 8.61 -0.432 -3.72
Maintenance Sub Index Maint. Sub Index 9.66
Live WT (kg) -31.50 -0.307 9.66
Total Carbon Sub Index 28.04

* Based on an €80/tonne carbon price