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 -8.65
Milk (kg) 119.00 -0.014 -1.67
Fat (kg) 9.10 -0.375 -3.41
Prot (kg) 8.09 -0.441 -3.57
Fertility Sub Index -2.07
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) -0.19 1.117 -0.21
Calving Sub Index 1.31
Gestation Length (days) -1.42 -0.919 1.31
Beef Sub Index -2.31
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -10.73

* Based on an €80/tonne carbon price