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 -3.53
Milk (kg) 79.00 -0.014 -1.11
Fat (kg) 5.49 -0.375 -2.06
Prot (kg) 0.84 -0.441 -0.37
Fertility Sub Index -0.83
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 0.64 1.117 0.72
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 0.65
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index -3.55

* Based on an €80/tonne carbon price