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 10.14
Milk (kg) -429.00 -0.014 6.01
Fat (kg) -1.32 -0.375 0.49
Prot (kg) -8.24 -0.441 3.64
Fertility Sub Index 2.72
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 10.14
Carcass Weight (kg) -25.40 -0.528 13.40
Age of Slaughter (days) 7.55 -0.432 -3.26
Maintenance Sub Index Maint. Sub Index 20.57
Live WT (kg) -67.10 -0.307 20.57
Total Carbon Sub Index 44.47

* Based on an €80/tonne carbon price