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 6.41
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -7.73 -0.375 2.90
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 11.10
Calving Interval (days) -5.54 -1.459 8.08
Survival (%) 2.70 1.117 3.02
Calving Sub Index 2.62
Gestation Length (days) -2.85 -0.919 2.62
Beef Sub Index -2.15
Carcass Weight (kg) 6.90 -0.528 -3.64
Age of Slaughter (days) -3.46 -0.432 1.49
Maintenance Sub Index Maint. Sub Index -2.91
Live WT (kg) 9.50 -0.307 -2.91
Total Carbon Sub Index 15.07

* Based on an €80/tonne carbon price