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 10.43
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -5.03 -0.375 1.88
Prot (kg) -8.49 -0.441 3.75
Fertility Sub Index 3.80
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 1.66 1.117 1.85
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 3.31
Carcass Weight (kg) -13.80 -0.528 7.28
Age of Slaughter (days) 9.19 -0.432 -3.97
Maintenance Sub Index Maint. Sub Index 13.09
Live WT (kg) -42.70 -0.307 13.09
Total Carbon Sub Index 31.50

* Based on an €80/tonne carbon price