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 0.44
Milk (kg) -43.00 -0.014 0.60
Fat (kg) 2.75 -0.375 -1.03
Prot (kg) -1.96 -0.441 0.87
Fertility Sub Index 3.42
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 5.86
Carcass Weight (kg) -12.30 -0.528 6.49
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 14.15

* Based on an €80/tonne carbon price