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 28.27
Milk (kg) -701.00 -0.014 9.81
Fat (kg) -18.74 -0.375 7.02
Prot (kg) -25.91 -0.441 11.44
Fertility Sub Index 0.67
Calving Interval (days) -0.39 -1.459 0.57
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 29.90

* Based on an €80/tonne carbon price