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 -2.31
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) 3.81 -0.375 -1.43
Prot (kg) 1.45 -0.441 -0.64
Fertility Sub Index -7.74
Calving Interval (days) 3.76 -1.459 -5.49
Survival (%) -2.02 1.117 -2.26
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index 1.89
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 3.80 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index -4.34

* Based on an €80/tonne carbon price