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 1.95
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) -7.37 -0.375 2.76
Prot (kg) 1.59 -0.441 -0.70
Fertility Sub Index 3.82
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index -6.39
Carcass Weight (kg) 9.70 -0.528 -5.12
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index -3.10
Live WT (kg) 10.10 -0.307 -3.10
Total Carbon Sub Index -4.60

* Based on an €80/tonne carbon price