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 14.86
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -13.38 -0.375 5.01
Prot (kg) -14.73 -0.441 6.50
Fertility Sub Index 4.60
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) 0.32 1.117 0.36
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index -0.79
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 3.06 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 21.15

* Based on an €80/tonne carbon price