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 7.16
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -8.80 -0.375 3.30
Prot (kg) -6.76 -0.441 2.98
Fertility Sub Index 6.26
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.42 1.117 1.59
Calving Sub Index -1.00
Gestation Length (days) 1.09 -0.919 -1.00
Beef Sub Index -0.50
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 12.25

* Based on an €80/tonne carbon price