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 0.14
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -0.38 -0.375 0.14
Prot (kg) 0.17 -0.441 -0.08
Fertility Sub Index -0.46
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index -1.68
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.08 -0.432 -3.06
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 3.08

* Based on an €80/tonne carbon price