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 20.98
Milk (kg) -333.00 -0.014 4.66
Fat (kg) -23.49 -0.375 8.80
Prot (kg) -17.04 -0.441 7.52
Fertility Sub Index 6.57
Calving Interval (days) -2.93 -1.459 4.27
Survival (%) 2.05 1.117 2.29
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index -2.02
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.60 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 31.14

* Based on an €80/tonne carbon price