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 19.32
Milk (kg) -374.00 -0.014 5.24
Fat (kg) -20.02 -0.375 7.50
Prot (kg) -14.92 -0.441 6.59
Fertility Sub Index 6.31
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 1.99 1.117 2.22
Calving Sub Index -1.61
Gestation Length (days) 1.75 -0.919 -1.61
Beef Sub Index -2.41
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 8.27 -0.432 -3.57
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 27.89

* Based on an €80/tonne carbon price