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 14.64
Milk (kg) -317.00 -0.014 4.44
Fat (kg) -12.26 -0.375 4.59
Prot (kg) -12.70 -0.441 5.61
Fertility Sub Index 6.72
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 1.37 1.117 1.53
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.38
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 24.30

* Based on an €80/tonne carbon price