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 -2.29
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 5.53 -0.375 -2.07
Prot (kg) -1.25 -0.441 0.55
Fertility Sub Index -7.08
Calving Interval (days) 4.45 -1.459 -6.49
Survival (%) -0.53 1.117 -0.59
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 0.09
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 4.69 -0.432 -2.02
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -6.62

* Based on an €80/tonne carbon price