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 11.85
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -8.11 -0.375 3.04
Prot (kg) -12.95 -0.441 5.72
Fertility Sub Index -6.81
Calving Interval (days) 2.63 -1.459 -3.84
Survival (%) -2.66 1.117 -2.97
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index -0.29
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 5.08 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 6.12

* Based on an €80/tonne carbon price