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 15.13
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -22.17 -0.375 8.30
Prot (kg) -11.29 -0.441 4.98
Fertility Sub Index 5.58
Calving Interval (days) -3.75 -1.459 5.47
Survival (%) 0.10 1.117 0.11
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 1.04
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 25.33

* Based on an €80/tonne carbon price