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 22.04
Milk (kg) -473.00 -0.014 6.62
Fat (kg) -21.07 -0.375 7.89
Prot (kg) -17.06 -0.441 7.53
Fertility Sub Index 7.36
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 1.86 1.117 2.08
Calving Sub Index -1.33
Gestation Length (days) 1.45 -0.919 -1.33
Beef Sub Index -3.62
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 6.18 -0.432 -2.67
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 29.02

* Based on an €80/tonne carbon price