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 -6.46
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 9.68 -0.375 -3.63
Prot (kg) 6.30 -0.441 -2.78
Fertility Sub Index 17.63
Calving Interval (days) -9.71 -1.459 14.17
Survival (%) 3.10 1.117 3.46
Calving Sub Index 3.40
Gestation Length (days) -3.70 -0.919 3.40
Beef Sub Index 1.49
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 5.22 -0.432 -2.25
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 17.60

* Based on an €80/tonne carbon price