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 6.55
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 3.19
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 1.31 1.117 1.46
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 7.76
Carcass Weight (kg) -20.90 -0.528 11.02
Age of Slaughter (days) 7.56 -0.432 -3.26
Maintenance Sub Index Maint. Sub Index 17.04
Live WT (kg) -55.60 -0.307 17.04
Total Carbon Sub Index 35.03

* Based on an €80/tonne carbon price