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 5.97
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -8.15 -0.375 3.05
Prot (kg) -2.43 -0.441 1.07
Fertility Sub Index 4.70
Calving Interval (days) -2.29 -1.459 3.34
Survival (%) 1.22 1.117 1.36
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -1.52
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 11.81

* Based on an €80/tonne carbon price