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 21.40
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -23.68 -0.375 8.87
Prot (kg) -17.52 -0.441 7.73
Fertility Sub Index 5.75
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 1.78 1.117 1.99
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -2.41
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 6.81 -0.432 -2.94
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 28.79

* Based on an €80/tonne carbon price