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 2.26
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -1.64 -0.375 0.61
Prot (kg) -2.90 -0.441 1.28
Fertility Sub Index 0.53
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index 0.31
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 3.74

* Based on an €80/tonne carbon price