Italian semen cryobank of autochthonous chicken and turkey breeds: a tool for preserving genetic biodiversity

Figures & data

Table 1. Quality of fresh semen (means ± SD) in chicken and turkey Italian breeds: Romagnolo (RO), Bronzato Comune (BC), Ermellinato di Rovigo (ER), Bianca di Saluzzo (BS), Bionda Piemontese (BP), Mericanel della Brianza (MB).

Breed	Semen parameters*
	Vol	Conc	TM	PM	SMI
Gallus gallus
BS	330 ± 110	2.89 ± 0.62	62.75 ± 17.18	13.45 ± 0.07	65.77 ± 1.05
BP	250 ± 170	3.77 ± 0.76	86.07 ± 12.17	19.05 ± 5.73	84.21 ± 11.56
MB	106 ± 13	2.54 ± 0.49	87.60 ± 7.19	26.60 ± 10.02	96.01 ± 2.62
Meleagris gallopavo
RO	190 ± 88	5.81 ± 1.31	76.64 ± 6.24	21.47 ± 7.04	95.90 ± 1.03
BC	150 ± 50	5.51 ± 1.08	76.20 ± 8.10	22.31 ± 7.23	93.40 ± 1.42
ER	112 ± 18	6.27 ± 0.74	73.81 ± 0.52	15.35 ± 1.34	88.73 ± 3.31

*Vol: volume (µL); Conc: concentration (× 10⁹/mL); TM: total motile sperm (%); PM: progressive motile sperm (%); SMI: sperm membrane integrity (%).

Table 2. Quality of frozen/thawed semen (means ± SD) in chicken and turkey Italian breeds: Romagnolo (RO), Bronzato Comune (BC), Ermellinato di Rovigo (ER), Bianca di Saluzzo (BS), Bionda Piemontese (BP), Mericanel della Brianza (MB).

Breed	Semen parameters*
	TM	PM	SMI
Gallus gallus
BS	17.45 ± 7.37	0.83 ± 1.83	15.55 ± 5.61
BP	16.98 ± 5.21	1.50 ± 1.83	17.24 ± 5.61
MB	30.70 ± 13.81	4.97 ± 2.38	33.55 ± 13.52
Meleagris gallopavo
RO	22.38 ± 0.10	2.57 ± 1.38	51.50 ± 7.40
BC	23.72 ± 3.10	1.88 ± 0.68	44.33 ± 1.42
ER	14.64 ± 1.28	0.89 ± 0.31	37.38 ± 4.46

*TM: total motile sperm (%); PM: progressive motile sperm (%); SMI: sperm membrane integrity (%).

Table 3. Semen doses stored within the Italian Semen Cryobank of autochthonous chicken and turkey breeds at the University of Molise and Milan.

Species	Breeds	N° of donors	N° of doses
Gallus gallus	Bianca di Saluzzo	6	32
	Bionda Piemontese	7	67
	Mericanel della Brianza	9	13
Meleagris gallopavo	Romagnolo	5	50
	Bronzato	2	13
	Ermellinato di Rovigo	5	11

Data availability statement

The Datasets Used Are Available From The Corresponding Author On Reasonable Request.