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 -2.74
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 4.71 -0.375 -1.76
Prot (kg) 1.96 -0.441 -0.87
Fertility Sub Index -0.03
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) 0.34 1.117 0.38
Calving Sub Index 2.19
Gestation Length (days) -2.38 -0.919 2.19
Beef Sub Index -0.79
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -2.60

* Based on an €80/tonne carbon price