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 2.65
Milk (kg) -119.00 -0.014 1.67
Fat (kg) 0.18 -0.375 -0.07
Prot (kg) -2.38 -0.441 1.05
Fertility Sub Index -0.87
Calving Interval (days) 1.73 -1.459 -2.52
Survival (%) 1.48 1.117 1.65
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -1.62
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 5.33 -0.432 -2.30
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 2.06

* Based on an €80/tonne carbon price