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 -5.14
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) 12.55 -0.375 -4.70
Prot (kg) 0.52 -0.441 -0.23
Fertility Sub Index -5.48
Calving Interval (days) 3.72 -1.459 -5.43
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 2.57
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index -2.57

* Based on an €80/tonne carbon price