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 -5.96
Milk (kg) 215.00 -0.014 -3.01
Fat (kg) 3.72 -0.375 -1.39
Prot (kg) 3.52 -0.441 -1.55
Fertility Sub Index -3.79
Calving Interval (days) 1.61 -1.459 -2.35
Survival (%) -1.29 1.117 -1.44
Calving Sub Index 2.63
Gestation Length (days) -2.86 -0.919 2.63
Beef Sub Index -1.93
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 5.58 -0.432 -2.41
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index -11.08

* Based on an €80/tonne carbon price