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 7.12
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -5.45 -0.375 2.04
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index 4.43
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 1.90 1.117 2.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.02
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 11.27

* Based on an €80/tonne carbon price