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 1.78
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -2.21 -0.375 0.83
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index 4.58
Calving Interval (days) -2.07 -1.459 3.02
Survival (%) 1.40 1.117 1.56
Calving Sub Index -1.89
Gestation Length (days) 2.06 -0.919 -1.89
Beef Sub Index -6.30
Carcass Weight (kg) 14.30 -0.528 -7.54
Age of Slaughter (days) -2.88 -0.432 1.24
Maintenance Sub Index Maint. Sub Index -10.24
Live WT (kg) 33.40 -0.307 -10.24
Total Carbon Sub Index -12.07

* Based on an €80/tonne carbon price