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 -33.32
Milk (kg) 101.00 -0.014 -1.41
Fat (kg) 51.30 -0.375 -19.21
Prot (kg) 28.75 -0.441 -12.69
Fertility Sub Index -2.88
Calving Interval (days) 1.75 -1.459 -2.55
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 2.23
Gestation Length (days) -2.43 -0.919 2.23
Beef Sub Index -2.58
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 7.82 -0.432 -3.38
Maintenance Sub Index Maint. Sub Index -3.31
Live WT (kg) 10.80 -0.307 -3.31
Total Carbon Sub Index -39.86

* Based on an €80/tonne carbon price