Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 9.35
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -7.60 -0.375 2.85
Prot (kg) -10.13 -0.441 4.47
Fertility Sub Index -0.13
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 0.42
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index 7.93

* Based on an €80/tonne carbon price