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 -5.17
Milk (kg) 63.00 -0.014 -0.88
Fat (kg) 8.85 -0.375 -3.31
Prot (kg) 2.21 -0.441 -0.98
Fertility Sub Index -2.77
Calving Interval (days) 1.50 -1.459 -2.19
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index -0.53
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index -4.99

* Based on an €80/tonne carbon price