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 15.37
Milk (kg) -372.00 -0.014 5.21
Fat (kg) -12.93 -0.375 4.84
Prot (kg) -12.04 -0.441 5.31
Fertility Sub Index 3.98
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index -2.59
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 18.60

* Based on an €80/tonne carbon price