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 -14.71
Milk (kg) 412.00 -0.014 -5.77
Fat (kg) 9.15 -0.375 -3.43
Prot (kg) 12.50 -0.441 -5.52
Fertility Sub Index -2.24
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 2.74
Gestation Length (days) -2.98 -0.919 2.74
Beef Sub Index -1.14
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index -17.65

* Based on an €80/tonne carbon price