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 -1.02
Milk (kg) 116.00 -0.014 -1.62
Fat (kg) -2.37 -0.375 0.89
Prot (kg) 0.65 -0.441 -0.29
Fertility Sub Index 1.57
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 0.49 1.117 0.55
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index -0.51
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index -4.82

* Based on an €80/tonne carbon price