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 11.71
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -10.12 -0.375 3.79
Prot (kg) -8.20 -0.441 3.62
Fertility Sub Index -1.42
Calving Interval (days) 1.56 -1.459 -2.28
Survival (%) 0.77 1.117 0.86
Calving Sub Index -1.17
Gestation Length (days) 1.27 -0.919 -1.17
Beef Sub Index -1.30
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 5.46 -0.432 -2.36
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 11.75

* Based on an €80/tonne carbon price