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 -9.86
Milk (kg) 262.00 -0.014 -3.67
Fat (kg) 8.10 -0.375 -3.03
Prot (kg) 7.16 -0.441 -3.16
Fertility Sub Index -9.03
Calving Interval (days) 4.32 -1.459 -6.30
Survival (%) -2.44 1.117 -2.73
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -3.03
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 5.68 -0.432 -2.45
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index -20.66

* Based on an €80/tonne carbon price