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 5.72
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -2.92 -0.375 1.09
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index 7.21
Calving Interval (days) -4.33 -1.459 6.32
Survival (%) 0.80 1.117 0.89
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index 2.94
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 19.74

* Based on an €80/tonne carbon price