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 12.55
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -12.22 -0.375 4.58
Prot (kg) -11.44 -0.441 5.05
Fertility Sub Index 2.97
Calving Interval (days) -1.91 -1.459 2.79
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 1.62
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 19.88

* Based on an €80/tonne carbon price