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 8.81
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -6.50 -0.375 2.43
Prot (kg) -7.30 -0.441 3.22
Fertility Sub Index 9.55
Calving Interval (days) -4.72 -1.459 6.89
Survival (%) 2.38 1.117 2.66
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 6.70
Carcass Weight (kg) -13.10 -0.528 6.91
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 12.60
Live WT (kg) -41.10 -0.307 12.60
Total Carbon Sub Index 38.06

* Based on an €80/tonne carbon price