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 -9.31
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 18.93 -0.375 -7.09
Prot (kg) 4.29 -0.441 -1.89
Fertility Sub Index -13.80
Calving Interval (days) 7.27 -1.459 -10.61
Survival (%) -2.86 1.117 -3.20
Calving Sub Index 2.80
Gestation Length (days) -3.05 -0.919 2.80
Beef Sub Index -0.38
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index -17.01

* Based on an €80/tonne carbon price