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 6.34
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -5.30 -0.375 1.99
Prot (kg) -6.95 -0.441 3.07
Fertility Sub Index 2.17
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 0.72
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 9.99

* Based on an €80/tonne carbon price