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 -3.80
Milk (kg) 134.00 -0.014 -1.88
Fat (kg) 1.49 -0.375 -0.56
Prot (kg) 3.09 -0.441 -1.36
Fertility Sub Index -5.78
Calving Interval (days) 3.51 -1.459 -5.12
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index -0.52
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index -6.09

* Based on an €80/tonne carbon price