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 -6.19
Milk (kg) 225.00 -0.014 -3.15
Fat (kg) 0.72 -0.375 -0.27
Prot (kg) 6.28 -0.441 -2.77
Fertility Sub Index -3.01
Calving Interval (days) 1.70 -1.459 -2.48
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index 2.07
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 3.51 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index -1.83

* Based on an €80/tonne carbon price