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 21.93
Milk (kg) -519.00 -0.014 7.27
Fat (kg) -21.18 -0.375 7.93
Prot (kg) -15.26 -0.441 6.74
Fertility Sub Index 6.05
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 0.90 1.117 1.01
Calving Sub Index -1.14
Gestation Length (days) 1.24 -0.919 -1.14
Beef Sub Index -3.07
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 26.69

* Based on an €80/tonne carbon price