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 -2.88
Milk (kg) 26.00 -0.014 -0.36
Fat (kg) 2.93 -0.375 -1.10
Prot (kg) 3.22 -0.441 -1.42
Fertility Sub Index 0.15
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) 0.68 1.117 0.76
Calving Sub Index -2.46
Gestation Length (days) 2.68 -0.919 -2.46
Beef Sub Index -3.14
Carcass Weight (kg) 9.60 -0.528 -5.06
Age of Slaughter (days) -4.46 -0.432 1.93
Maintenance Sub Index Maint. Sub Index -5.86
Live WT (kg) 19.10 -0.307 -5.86
Total Carbon Sub Index -14.19

* Based on an €80/tonne carbon price