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 -4.67
Milk (kg) 150.00 -0.014 -2.10
Fat (kg) 3.96 -0.375 -1.48
Prot (kg) 2.47 -0.441 -1.09
Fertility Sub Index -12.26
Calving Interval (days) 6.46 -1.459 -9.43
Survival (%) -2.54 1.117 -2.84
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index -1.35
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 5.09 -0.432 -2.20
Maintenance Sub Index Maint. Sub Index -1.87
Live WT (kg) 6.10 -0.307 -1.87
Total Carbon Sub Index -18.05

* Based on an €80/tonne carbon price