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 1.13
Milk (kg) 77.00 -0.014 -1.08
Fat (kg) -5.53 -0.375 2.07
Prot (kg) -0.32 -0.441 0.14
Fertility Sub Index 3.25
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 1.37 1.117 1.53
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.72
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 8.76

* Based on an €80/tonne carbon price