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 4.91
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -4.71 -0.375 1.76
Prot (kg) -3.89 -0.441 1.72
Fertility Sub Index 7.03
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 2.81 1.117 3.14
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 1.71
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 17.63

* Based on an €80/tonne carbon price