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 19.87
Milk (kg) -578.00 -0.014 8.09
Fat (kg) -14.04 -0.375 5.26
Prot (kg) -14.78 -0.441 6.52
Fertility Sub Index 6.83
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) 0.72 1.117 0.80
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -0.01
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 30.01

* Based on an €80/tonne carbon price