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 16.96
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -16.80 -0.375 6.29
Prot (kg) -15.06 -0.441 6.65
Fertility Sub Index 5.91
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 1.01 1.117 1.13
Calving Sub Index -0.98
Gestation Length (days) 1.07 -0.919 -0.98
Beef Sub Index 0.26
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index 20.49

* Based on an €80/tonne carbon price