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 -4.85
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) 4.88 -0.375 -1.83
Prot (kg) 5.07 -0.441 -2.24
Fertility Sub Index -3.95
Calving Interval (days) 2.13 -1.459 -3.11
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index -1.12
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 3.82 -0.432 -1.65
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index -9.96

* Based on an €80/tonne carbon price