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 15.36
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -12.99 -0.375 4.87
Prot (kg) -14.26 -0.441 6.29
Fertility Sub Index 0.77
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 0.58
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 16.16

* Based on an €80/tonne carbon price