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 -15.40
Milk (kg) 457.00 -0.014 -6.40
Fat (kg) 10.89 -0.375 -4.08
Prot (kg) 11.15 -0.441 -4.92
Fertility Sub Index -1.03
Calving Interval (days) 1.26 -1.459 -1.84
Survival (%) 0.72 1.117 0.80
Calving Sub Index 2.93
Gestation Length (days) -3.19 -0.919 2.93
Beef Sub Index -3.94
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 8.15 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index -4.29
Live WT (kg) 14.00 -0.307 -4.29
Total Carbon Sub Index -21.73

* Based on an €80/tonne carbon price